- ICH GCP
- Registre américain des essais cliniques
- Essai clinique NCT01937871
A Study of Tadalafil in Men With Benign Prostatic Hyperplasia (BPH) and Erectile Dysfunction (ED)
A Phase 3, Randomized, Double-Blind, Placebo-Controlled, Parallel-Design, Multicenter Study to Evaluate the Efficacy and Safety of Tadalafil Once-Daily Dosing for 12 Weeks in Men With Signs and Symptoms of Benign Prostatic Hyperplasia and Erectile Dysfunction
Aperçu de l'étude
Statut
Les conditions
Intervention / Traitement
Type d'étude
Inscription (Réel)
Phase
- Phase 3
Contacts et emplacements
Lieux d'étude
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Beijing, Chine, 100020
- For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon - Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician.
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Changchun, Chine, 130021
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Changsha, Chine, 410011
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Chengdu, Chine, 610072
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Chongqing, Chine, 400038
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Hangzhou, Chine, 310003
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Hefei, Chine, 230022
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Nanchang, Chine
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Nanjing, Chine, 210008
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Shanghai, Chine, 200040
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Suzhou, Chine, 215006
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Wenzhou, Chine, 325035
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Wu Han, Chine, 430030
- For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon - Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician.
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Xi'An, Chine, 710004
- For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon - Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician.
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Critères de participation
Critère d'éligibilité
Âges éligibles pour étudier
Accepte les volontaires sains
Sexes éligibles pour l'étude
La description
Main Inclusion Criteria:
- Present with a history of ED and signs and symptoms of BPH.
- Are sexually active with an adult female partner, and expect to remain sexually active with the same adult female partner for the duration of the study.
Main Exclusion Criteria:
- Current treatment with nitrates.
- Prostate-specific antigen (PSA) greater than 10.0 nanogram (ng)/mL at 1st screening.
- PSA greater than or equal to 4.0 to less than or equal to 10.0 ng/mL at 1st screening if prostate malignancy has not been ruled out to the satisfaction of a urologist
- Suffering from other urinary disease like cancer, or infection
- Serious cardiovascular disease
- History of significant renal insufficiency
Plan d'étude
Comment l'étude est-elle conçue ?
Détails de conception
- Objectif principal: Traitement
- Répartition: Randomisé
- Modèle interventionnel: Affectation parallèle
- Masquage: Tripler
Armes et Interventions
Groupe de participants / Bras |
Intervention / Traitement |
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Comparateur placebo: Placebo
Placebo matching tadalafil or tamsulosin administered once daily by mouth for 16 weeks.
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Administré par voie orale
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Expérimental: 5 mg Tadalafil
Placebo administered once daily by mouth for 4 weeks during the single-blind placebo run-in period. Tadalafil 5 milligram (mg) tablet administered once daily by mouth for 12 weeks during the double-blind treatment period |
Administré par voie orale
Administered orally
Autres noms:
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Autre: 0.2 mg Tamsulosin
Placebo administered once daily by mouth for 4 weeks during the single-blind placebo run-in period. Tamsulosin 0.2 mg capsule administered once daily by mouth for 12 weeks during the double-blind treatment period |
Administré par voie orale
Administered orally
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Que mesure l'étude ?
Principaux critères de jugement
Mesure des résultats |
Description de la mesure |
Délai |
|---|---|---|
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Change From Baseline in Total International Prostate Symptom Score (IPSS) at Week 12
Délai: Baseline, Week 12
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IPSS Total Score is the sum of Questions 1 through 7 of the IPSS questionnaire.
Each question was scored from 0 (none/no symptoms) to 5 (frequent symptoms) for an IPSS Total Score ranging from 0 to 35 points; higher numerical scores from the IPSS questionnaire represent greater severity of symptoms.
Least squares (LS) mean of change from baseline to endpoint is from an analysis mixed model for repeated measures (MMRM).The model includes effects for treatment, country/region, prior alpha-blocker therapy, baseline Erectile dysfunction (ED) severity (mild/moderate/severe),visit, treatment-by-visit interaction, centered baseline value (defined as the baseline value for a participant - the overall baseline mean value), placebo lead-in total IPSS change (change from Visit 2 at Visit 3), centered baseline-by-treatment.The centered baseline-by-treatment and treatment-by-country interactions was removed if p >= 0.10.
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Baseline, Week 12
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Mesures de résultats secondaires
Mesure des résultats |
Description de la mesure |
Délai |
|---|---|---|
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Change From Baseline in International Index of Erectile Function (IIEF) Erectile Function (EF) Domain at Week 12
Délai: Baseline, Week 12
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IIEF is a 15 item self-reported questionnaire to assess overall erectile function and satisfaction during the past 4 weeks.
IIEF- EF is the sum of Questions 1-5 and 15 of the IIEF.
Questions 1-5 are scored 0(low/no erectile function) to 5(high erectile function) and Question 15 is scored 1(very low confidence) to 5(very high confidence) with a total score ranging from 1 to 30.Higher scores represent better erectile function.LS mean of change from baseline to endpoint is from MMRM.The model includes effects for treatment,country/region,baseline lower urinary tract symptoms(LUTS) severity (moderate/severe),visit,treatment-by-visit interaction,centered baseline value(defined as the baseline value for a participant-the overall baseline mean value), placebo lead-in total IPSS change(change from Visit 2 at Visit 3),centered baseline-by-treatment and treatment-by-country/region interactions.The centered baseline-by-treatment and treatment-by-country interactions was removed if p >= 0.10.
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Baseline, Week 12
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Change From Baseline in Yes Responses to Question 2 of the Sexual Encounter Profile (SEP) Questionnaire at Week 12
Délai: Baseline, Week 12
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Participant-assessed diary assesses the mean change from baseline in the percentage of "yes" responses to SEP Q2, "Were you able to insert your penis into your partner's vagina?".
The SEP Q2 score was determined as the percentage of "yes" responses to SEP Q2 out of all sexual attempts recorded during the time period.
Change is defined as the percentage of "yes" responses at endpoint minus the percentage of "yes" responses at baseline.
Least squares (LS) mean of change from baseline to endpoint is from an analysis of covariance (ANCOVA).
The model includes terms for treatment, country/region, baseline ED severity (mild/moderate/severe), centered baseline value (defined as the baseline value for a participant - the overall baseline mean value), placebo lead-in total IPSS change (change from Visit 2 at Visit 3), the centered baseline-by-treatment and the treatment-by-country/region interactions.
The interaction terms are removed if p >= 0.10.
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Baseline, Week 12
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Change From Baseline in Yes Responses to Question 3 of the SEP Questionnaire at Week 12
Délai: Baseline, Week 12
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Participant-assessed diary assesses the mean change from baseline in the percentage of "yes" responses to SEP Q3, "Did your erection last long enough for you to have successful intercourse?".The SEP Q3 score is determined as the percentage of "yes" responses to SEP Q3 out of all sexual attempts recorded during the time period.
Change was defined as the percentage of "yes" responses at endpoint minus percentage of "yes" responses at baseline.
Least squares (LS) mean of change from baseline to endpoint is from an analysis of covariance (ANCOVA).
The model includes terms for treatment, country/region, baseline ED severity (mild/moderate/severe), centered baseline value (defined as the baseline value for a participant - the overall baseline mean value), placebo lead-in total IPSS change (change from Visit 2 at Visit 3), the centered baseline-by-treatment and the treatment-by-country/region interactions.
The interaction terms are removed if p >= 0.10.
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Baseline, Week 12
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Change From Baseline in IPSS at Week 12
Délai: Baseline, Week 12
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IPSS Total Score is the sum of Questions 1 through 7 of the IPSS questionnaire.
Each question is scored from 0 (none/no symptoms) to 5 (frequent symptoms) for an IPSS Total Score ranging from 0 to 35 points; higher numerical scores from the IPSS questionnaire represent greater severity of symptoms.
Least squares (LS) mean of change from baseline to endpoint is from an analysis mixed model for repeated measures (MMRM).The model includes effects for treatment, country/region, prior alpha-blocker therapy, baseline Erectile dysfunction (ED) severity (mild/moderate/severe),visit, treatment-by-visit interaction, centered baseline value (defined as the baseline value for a participant - the overall baseline mean value), placebo lead-in total IPSS change (change from Visit 2 at Visit 3), centered baseline-by-treatment.
The centered baseline-by-treatment and treatment-by-country interactions was removed if p >= 0.10.
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Baseline, Week 12
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Change From Baseline in Uroflowmetry Measures at Week 12
Délai: Baseline, Week 12
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Qmax is defined as the peak urine flow rate (measured in milliliters per second [mL/sec] using standard calibrated flowmeter). At each visit, a uroflowmetry assessment was considered valid and the data were included only if the prevoid total bladder volume (assessed by ultrasound) was >=150 to <=550 milliliters (mL) and the voided volume (Vcomp) was >=125 mL. Changes in Qmax from baseline to endpoint in the double-blind treatment period were analyzed using Type III sums of squares ANOVA on rank-transformed data with a term for treatment group. |
Baseline, Week 12
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Change From Baseline in Postvoid Residual Volume (PVR) at Week 12
Délai: Baseline, Week 12
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The amount of urine remaining in the bladder after void completion.
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Baseline, Week 12
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Change From Baseline in IPSS Storage (Irritative) Subscore at Week 12
Délai: Baseline, Week 12
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IPSS Storage (Irritative) subscore is the sum of Questions 2, 4 and 7 of the IPSS questionnaire.
Scores ranged from 0 (no irritative symptoms) to 5 (frequent irritative symptoms), with total subscore of the 3 questions for irritative subscore ranging from 0 to 15; higher numerical scores from the IPSS questionnaire represent greater severity of symptoms.
Least squares (LS) mean of change from baseline to endpoint is from an analysis mixed model for repeated measures (MMRM).
The model includes effects for treatment, country/region, prior alpha-blocker therapy, baseline ED severity (mild/moderate/severe), visit, treatment-by-visit interaction, centered baseline value (defined as the baseline value for a participant - the overall baseline mean value), placebo lead-in total IPSS change (change from Visit 2 at Visit 3), centered baseline-by-treatment and treatment-by-country/region interactions.
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Baseline, Week 12
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Change From Baseline in IPSS Voiding (Obstructive) Subscore at Week 12
Délai: Baseline, Week 12
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IPSS voiding (obstructive) subscore is the sum of Questions 1, 3, 5 and 6 of the IPSS questionnaire.
Scores ranged from 0 (no obstructive symptoms) to 5 (frequent obstructive symptoms), with total subscore of the 4 questions of the obstructive score ranging from 0 to 20; higher numerical scores from the IPSS questionnaire represent greater severity of symptoms.
Least squares (LS) mean of change from baseline to endpoint is from an analysis mixed model for repeated measures (MMRM).
The model includes effects for treatment, country/region, prior alpha-blocker therapy, baseline ED severity (mild/moderate/severe),visit, treatment-by-visit interaction, centered baseline value (defined as the baseline value for a participant - the overall baseline mean value), placebo lead-in total IPSS change (change from Visit 2 at Visit 3), centered baseline-by-treatment and treatment-by-country/region interactions.
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Baseline, Week 12
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Change From Baseline in IPSS Quality of Life (QoL) Index at Week 12
Délai: Baseline, Week 12
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IPSS QoL assess participant response to the following question:"If you were to spend the rest of your life with your urinary condition just the way it is now, how would you feel about that?".
Response options are Delighted(0),Pleased(1);Mostly satisfied(2);mixed about equally satisfied and dissatisfied(3);Mostly dissatisfied(4);Unhappy(5);Terrible(6),with a total ranging from 0 to 6; higher numerical scores from the IPSS questionnaire represent greater severity of symptoms.
Least squares(LS) mean of change from baseline(bl) to endpoint is from MMRM.The model includes effects for treatment,country/region, prior alpha-blocker therapy,baseline ED severity (mild/moderate/severe),visit, treatment-by-visit interaction, centered bl value (defined as the bl value for a participant -the overall bl mean value),placebo lead-in total IPSS change(change from Visit 2 at Visit 3),centered bl-by-treatment and treatment-by-country/region interactions.
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Baseline, Week 12
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Number of Participants With Patient Global Impression of Improvement (PGI-I) at Week 12
Délai: Week 12
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PGI-I measures a participant's perception of improvement at the time of assessment compared with the start of treatment.
Score ranges from 1 (very much better) to 7 (very much worse).
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Week 12
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Number of Participants With Clinician Global Impression of Improvement (CGI-I) at Week 12
Délai: Week 12
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CGI-I measures clinician's perception of participant improvement at the time of assessment (compared with the start of treatment) with scores ranging from 1 (very much better) to 7 (very much worse).
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Week 12
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Change From Baseline in IIEF Overall Satisfaction (OS) at Week 12
Délai: Baseline, Week 12
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IIEF is a 15 item self-reported questionnaire used to assess overall erectile function and satisfaction during the past 4 weeks.
IIEF-OS is the sum of Questions 13 and 14.
Scores range from 1 (low/no satisfaction) to 5 (high satisfaction) for each question, with a total subscore ranging from 2 to 10;higher scores represent better erectile function.
Least squares (LS) mean of change from baseline to endpoint is from an analysis mixed model for repeated measures (MMRM).
The model includes effects for treatment, country/region, baseline LUTS severity (moderate/severe), visit, treatment-by-visit interaction,centered baseline value (defined as the baseline value for a participant - the overall baseline mean value), placebo lead-in total IPSS change (change from Visit 2 at Visit 3), centered baseline-by-treatment and treatment-by-country/region interactions.
The centered baseline-by-treatment and treatment-by-country interactions was removed if p >= 0.10.
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Baseline, Week 12
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Change From Baseline in IIEF Intercourse Satisfaction at Week 12
Délai: Baseline, Week 12
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IIEF is a 15 item self-reported questionnaire used to assess overall erectile function and satisfaction during the past 4 weeks.
IIEF-IS is the sum of Questions 6,7 and 8 of the IIEF.
Scores range from 0(low/no satisfaction) to 5(high satisfaction) for each question, with the total possible score for the 3 questions ranging from 0 to 15.Higher scores were indicative of an increase in intercourse satisfaction.
Least squares (LS) mean of change from baseline to endpoint is from MMRM.
The model includes effects for treatment, country/region, baseline LUTS severity (moderate/severe), visit, treatment-by-visit interaction,centered baseline value(defined as the baseline value for a participant- the overall baseline mean value), placebo lead-in total IPSS change (change from Visit 2 at Visit 3), centered baseline-by-treatment and treatment-by-country/region interactions.
The centered baseline-by-treatment and treatment-by-country interactions was removed if p >= 0.10.
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Baseline, Week 12
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Change From Baseline in IIEF Orgasmic Function at Week 12
Délai: Baseline, Week 12
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IIEF is a 15 item self-reported questionnaire used to assess overall erectile function and satisfaction during the past 4 weeks.
IIEF orgasmic function is the sum of Q9 and Q10 of the IIEF.
Scores ranged from 0 (no stimulation) to 5 (almost always) for each question, with the total possible score for the 2 questions ranging from 0 to 10. Higher scores were indicative of better orgasmic function.
Least squares (LS) mean of change from baseline to endpoint is from MMRM.
The model includes effects for treatment, country/region, baseline LUTS severity (moderate/severe), visit, treatment-by-visit interaction, centered baseline value (defined as the baseline value for a participant - the overall baseline mean value), placebo lead-in total IPSS change (change from Visit 2 at Visit 3), centered baseline-by-treatment and treatment-by-country/region interactions.
The centered baseline-by-treatment and treatment-by-country interactions was removed if p >= 0.10.
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Baseline, Week 12
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Change From Baseline in IIEF Sexual Desire at Week 12
Délai: Baseline, Week 12
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IIEF is a 15 item self-reported questionnaire used to assess overall erectile function and satisfaction during the past 4 weeks.
IIEF sexual desire is the sum of Q11 and Q12.
Scores ranged from 1 (low/almost never) to 5 (very high/almost always) for each question, with the total possible score for the 2 questions ranging from 2 to 10. Higher scores were indicative of increased sexual desire.
Least squares (LS) mean of change from baseline to endpoint is from MMRM.
The model includes effects for treatment, country/region, baseline LUTS severity (moderate/severe), visit, treatment-by-visit interaction, centered baseline value (defined as the baseline value for a participant - the overall baseline mean value), placebo lead-in total IPSS change (change from Visit 2 at Visit 3), centered baseline-by-treatment and treatment-by-country/region interactions.
The centered baseline-by-treatment and treatment-by-country interactions was removed if p >= 0.10.
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Baseline, Week 12
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Change From Baseline in IIEF Subscores at Week 12
Délai: Baseline, Week 12
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IIEF Question 3 asks how often a participant was able to penetrate his partner over the past 4 weeks.
Scores range from 0 (did not attempt intercourse) to 5 (almost always or always).
IIEF Question 4 asks whether/how often a participant was able to maintain an erection after penetration over the past 4 weeks.
Scores range from 0 (did not attempt intercourse) to 5 (almost always or always).
Least squares (LS) mean of change from baseline to endpoint is from MMRM.
The model includes effects for treatment, country/region, baseline LUTS severity (moderate/severe), visit, treatment-by-visit interaction, centered baseline value (defined as the baseline value for a participant - the overall baseline mean value), placebo lead-in total IPSS change (change from Visit 2 at Visit 3), centered baseline-by-treatment and treatment-by-country/region interactions.
The centered baseline-by-treatment and treatment-by-country interactions was removed if p >= 0.10.
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Baseline, Week 12
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Change From Baseline in Total IPSS at Week 4 and Week 8
Délai: Baseline, Week 4; Baseline, Week 8
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IPSS Total Score is the sum of Questions 1 through 7 of the IPSS questionnaire.
Each question is scored from 0 (none/no symptoms) to 5 (frequent symptoms) for an IPSS Total Score ranging from 0 to 35 points; higher numerical scores from the IPSS questionnaire represent greater severity of symptoms.
Least squares (LS) mean of change from baseline to endpoint is from an analysis mixed model for repeated measures (MMRM).
The model includes effects for treatment, country/region, prior alpha-blocker therapy, baseline ED severity (mild/moderate/severe),visit, treatment-by-visit interaction, centered baseline value (defined as the baseline value for a participant - the overall baseline mean value), placebo lead-in total IPSS change (change from Visit 2 at Visit 3), centered baseline-by-treatment.
The centered baseline-by-treatment and treatment-by-country interactions was removed if p >= 0.10.
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Baseline, Week 4; Baseline, Week 8
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Change From Baseline in IIEF EF at Week 4 and Week 8
Délai: Baseline, Week 4; Baseline, Week 8
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IIEF is a 15 item self-reported questionnaire used to assess overall erectile function and satisfaction during the past 4 weeks.
IIEF- EF is the sum of Questions 1-5 and 15 of the IIEF.
Questions 1-5 were scored 0 (low/no erectile function) to 5 (high erectile function) and Question 15 was scored 1 (very low confidence) to 5 (very high confidence) with a total score ranging from 1 to 30.
Higher scores represent better erectile function.
LS mean of change from baseline to endpoint is from MMRM.
The model includes effects for treatment, country/region, baseline LUTS severity (moderate/severe), visit, treatment-by-visit interaction, centered baseline value (defined as the baseline value for a participant - the overall baseline mean value), placebo lead-in total IPSS change (change from Visit 2 at Visit 3), centered baseline-by-treatment and treatment-by-country/region interactions.
The centered baseline-by-treatment and treatment-by-country interactions was removed if p >= 0.10.
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Baseline, Week 4; Baseline, Week 8
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Change From Baseline in Yes Responses to Question 2 of the SEP Questionnaire at Week 4 and Week 8
Délai: Baseline, Week 4; Baseline, Week 8
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Participant-assessed diary assesses the mean change from baseline in the percentage of "yes" responses to SEP Q2, "Were you able to insert your penis into your partner's vagina?".
The SEP Q2 score is determined as the percentage of "yes" responses to SEP Q2 out of all sexual attempts recorded during the time period.
Change was defined as the percentage of "yes" responses at endpoint minus the percentage of "yes" responses at baseline.
Least squares (LS) mean of change from baseline to endpoint is from an analysis of covariance (ANCOVA).
The model includes terms for treatment, country/region, baseline ED severity (mild/moderate/severe), centered baseline value (defined as the baseline value for a participant - the overall baseline mean value), placebo lead-in total IPSS change (change from Visit 2 at Visit 3), the centered baseline-by-treatment and the treatment-by-country/region interactions.
The interaction terms are removed if p >= 0.10.
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Baseline, Week 4; Baseline, Week 8
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Change From Baseline in Yes Responses to Question 3 of the SEP Questionnaire at Week 4 and Week 8
Délai: Baseline, Week 4; Baseline, Week 8
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Participant-assessed diary assesses the mean change from baseline in the percentage of "yes" responses to SEP Q3, "Did your erection last long enough for you to have successful intercourse?".
The SEP Q3 score is determined as the percentage of "yes" responses to SEP Q3 out of all sexual attempts recorded during the time period.
Change was defined as the percentage of "yes" responses at endpoint minus percentage of "yes" responses at baseline.
Least squares (LS) mean of change from baseline to endpoint is from an analysis of covariance (ANCOVA).
The model includes terms for treatment, country/region, baseline ED severity (mild/moderate/severe), centered baseline value (defined as the baseline value for a participant - the overall baseline mean value), placebo lead-in total IPSS change (change from Visit 2 at Visit 3), the centered baseline-by-treatment and the treatment-by-country/region interactions.
The interaction terms are removed if p >= 0.10.
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Baseline, Week 4; Baseline, Week 8
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Change From Baseline in Modified International Prostate Symptom Score (mIPSS) at Week 2
Délai: Baseline, Week 2
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The modified IPSS is the total IPSS collected at 2 weeks post-baseline.The total IPSS is obtained by combining the scores of the responses to component questions 1 through 7.
Each question is scored from 0-5 for a total IPSS range of 0-35 points; higher numerical scores from the IPSS questionnaire represent greater severity of symptoms.
Least squares (LS) mean of change from baseline to endpoint is from ANCOVA.
The model includes terms for treatment, country/region, prior alpha-blocker use and baseline ED severity (mild/moderate/severe), centered baseline value (defined as the baseline value for a participant - the overall baseline mean value), placebo lead-in total IPSS change (change from Visit 2 at Visit 3), the centered baseline-by-treatment and the treatment-by-country/region interactions.
The interaction terms are removed if p >= 0.10.
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Baseline, Week 2
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Collaborateurs et enquêteurs
Parrainer
Dates d'enregistrement des études
Dates principales de l'étude
Début de l'étude
Achèvement primaire (Réel)
Achèvement de l'étude (Réel)
Dates d'inscription aux études
Première soumission
Première soumission répondant aux critères de contrôle qualité
Première publication (Estimation)
Mises à jour des dossiers d'étude
Dernière mise à jour publiée (Réel)
Dernière mise à jour soumise répondant aux critères de contrôle qualité
Dernière vérification
Plus d'information
Termes liés à cette étude
Termes MeSH pertinents supplémentaires
- Les troubles mentaux
- Processus pathologiques
- Maladies de la prostate
- Dysfonctions sexuelles, psychologiques
- Dysfonction sexuelle, physiologique
- Hyperplasie prostatique
- Hyperplasie
- Dysérection
- Effets physiologiques des médicaments
- Antagonistes adrénergiques
- Agents adrénergiques
- Agents neurotransmetteurs
- Mécanismes moléculaires de l'action pharmacologique
- Agents vasodilatateurs
- Agents urologiques
- Inhibiteurs d'enzymes
- Inhibiteurs de la phosphodiestérase
- Inhibiteurs de la phosphodiestérase 5
- Antagonistes des récepteurs adrénergiques alpha-1
- Antagonistes alpha adrénergiques
- Tadalafil
- Tamsulosine
Autres numéros d'identification d'étude
- 14393
- H6D-MC-LVJE (Autre identifiant: Eli Lilly and Company)
Informations sur les médicaments et les dispositifs, documents d'étude
Étudie un produit pharmaceutique réglementé par la FDA américaine
Étudie un produit d'appareil réglementé par la FDA américaine
produit fabriqué et exporté des États-Unis.
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