- ICH GCP
- Registr klinických studií v USA
- Klinická studie NCT07787117
QUARTZ: Comparative Effectiveness of Switching From Albuterol to Albuterol/Budesonide Versus Adding Low-dose ICS or LTRA to Albuterol (QUARTZ)
QUARTZ: Comparative Effectiveness of Switching From Albuterol to Albuterol/Budesonide Versus Adding Low-Dose Inhaled Corticosteroids or Leukotriene Receptor Antagonists to Albuterol Among Adults With Asthma in the United States
Přehled studie
Typ studie
Zápis (Odhadovaný)
Kontakty a umístění
Studijní kontakt
- Jméno: AstraZeneca Clinical Study Information Center
- Telefonní číslo: 1-877-240-9479
- E-mail: information.center@astrazeneca.com
Studijní místa
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Delaware
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Wilmington, Delaware, Spojené státy, 19803
- Nábor
- Research Site
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Kritéria účasti
Kritéria způsobilosti
Věk způsobilý ke studiu
- Dospělý
- Starší dospělý
Přijímá zdravé dobrovolníky
Metoda odběru vzorků
Studijní populace
Popis
Inclusion Criteria:
- Asthma patients with at least one prescription record (identified by NDC or Healthcare Common Procedure Coding System [HCPCS] codes) for Airsupra (Airsupra cohort), LD ICS or LTRA, (comparator cohort) since January 2023.
- Patients with at least one prescription record (based on NDC or HCPCS codes) of albuterol within the 12 months prior to the first Airsupra or the controller medications prescription date
- Patients aged ≥18 years on the index date
- Patients with ≥12 months of continuous insurance enrolment prior and 12 months after index date.
Exclusion Criteria:
- Patients with at least one medical claim with an ICD-10 code within the 12 months prior to the index date for any of the chronic respiratory conditions or systemic inflammatory diseases routinely treated with systemic corticosteroids (SCS)
- Patients with any prescription record for any ICS or other controller therapies (including SAMA, LABA, LAMA, LTRA, theophylline or biologics) within the 12 months prior to the and inclusive of index date (the index therapy defining cohort entry (LD ICS for the LD ICS cohort; LTRA for the LTRA cohort is permitted on the index date)
- Patients with maintenance OCS use within the 12 months prior to and inclusive of the index date
- Airsupra patients with a concomitant SABA prescription record on the index date
Studijní plán
Jak je studie koncipována?
Detaily designu
Kohorty a intervence
Skupina / kohorta |
Intervence / Léčba |
|---|---|
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Airsupra cohort
Patients who switch from albuterol to Airsupra (albuterol/budesonide) as their rescue therapy.
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Not applicable since it's an observational study.
There are three study cohorts: 1) Airsupra cohort 2)Albuterol and low-dose ICS comparator cohort and 3) Albuterol and LTRA comparator cohort.
Ostatní jména:
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Albuterol and low-dose ICS comparator cohort
Patients who add low-dose inhaled corticosteroid (ICS) to their ongoing albuterol rescue regimen.
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Not applicable since it's an observational study.
There are three study cohorts: 1) Airsupra cohort 2)Albuterol and low-dose ICS comparator cohort and 3) Albuterol and LTRA comparator cohort.
Ostatní jména:
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Albuterol and LTRA comparator cohort
Patients who add leukotriene modifiers (LTRA) to their ongoing albuterol rescue regimen.
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Not applicable since it's an observational study.
There are three study cohorts: 1) Airsupra cohort 2)Albuterol and low-dose ICS comparator cohort and 3) Albuterol and LTRA comparator cohort.
Ostatní jména:
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Co je měření studie?
Primární výstupní opatření
Měření výsledku |
Popis opatření |
Časové okno |
|---|---|---|
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Severe exacerbations during follow-up: annualized asthma exacerbation rates (AAER) by cohort, overall and by setting (IP, ED/urgent care, outpatient); plus absolute rates and rate ratios comparing Airsupra with each comparator cohort
Časové okno: Follow-up starts the day after index and ends at the earliest of death, data end, insurance disenrollment, loss to follow-up, or switch to the alternative rescue treatment, up to 36 months; add-on maintenance therapy does not censor follow-up.
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To describe and compare the occurrence of severe exacerbations observed among the Airsupra cohort and each comparator cohort.
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Follow-up starts the day after index and ends at the earliest of death, data end, insurance disenrollment, loss to follow-up, or switch to the alternative rescue treatment, up to 36 months; add-on maintenance therapy does not censor follow-up.
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Sekundární výstupní opatření
Měření výsledku |
Popis opatření |
Časové okno |
|---|---|---|
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Time to first severe exacerbation: KM curves, median time by arm (if estimable), and Cox PH HRs comparing Airsupra with each comparator. Also, the proportion with at least 1 severe exacerbation at 3, 6, 9, and 12 months after treatment initiation.
Časové okno: Follow-up period for each patient starts the day after the index date and ends at the earliest date of death, end of data, end of insurance enrollment, loss to follow up, or switch to the alternative rescue treatment up to 36 months
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To describe and compare the time to first severe exacerbation among the Airsupra cohort and each comparator cohort.
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Follow-up period for each patient starts the day after the index date and ends at the earliest date of death, end of data, end of insurance enrollment, loss to follow up, or switch to the alternative rescue treatment up to 36 months
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Cumulative inhaled corticosteroid exposure (beclomethasone equivalent µg/year)
Časové okno: Follow-up period for each patient starts the day after the index date and ends at the earliest date of death, end of data, end of insurance enrollment, loss to follow up, or switch to the alternative rescue treatment up to 36 months
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To describe exposure to corticosteroid treatments among the Airsupra cohort and each comparator cohort
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Follow-up period for each patient starts the day after the index date and ends at the earliest date of death, end of data, end of insurance enrollment, loss to follow up, or switch to the alternative rescue treatment up to 36 months
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Cumulative systemic corticosteroid exposure (prednisone equivalent mg/year)
Časové okno: Follow-up period for each patient starts the day after the index date and ends at the earliest date of death, end of data, end of insurance enrollment, loss to follow up, or switch to the alternative rescue treatment up to 36 months
|
To describe exposure to corticosteroid treatments among the Airsupra cohort and each comparator cohort
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Follow-up period for each patient starts the day after the index date and ends at the earliest date of death, end of data, end of insurance enrollment, loss to follow up, or switch to the alternative rescue treatment up to 36 months
|
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Total SCS exposure days
Časové okno: Follow-up period for each patient starts the day after the index date and ends at the earliest date of death, end of data, end of insurance enrollment, loss to follow up, or switch to the alternative rescue treatment up to 36 months
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To describe exposure to corticosteroid treatments among the Airsupra cohort and each comparator cohort
|
Follow-up period for each patient starts the day after the index date and ends at the earliest date of death, end of data, end of insurance enrollment, loss to follow up, or switch to the alternative rescue treatment up to 36 months
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SCS burst rates
Časové okno: Follow-up period for each patient starts the day after the index date and ends at the earliest date of death, end of data, end of insurance enrollment, loss to follow up, or switch to the alternative rescue treatment up to 36 months
|
To describe exposure to corticosteroid treatments among the Airsupra cohort and each comparator cohort
|
Follow-up period for each patient starts the day after the index date and ends at the earliest date of death, end of data, end of insurance enrollment, loss to follow up, or switch to the alternative rescue treatment up to 36 months
|
Další výstupní opatření
Měření výsledku |
Popis opatření |
Časové okno |
|---|---|---|
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Follow-up HCRU rates by arm: all-cause, asthma-related, and exacerbation-related use, including IP admissions, ED/urgent care, primary care, specialist outpatient visits, plus chest X-rays, oxygen treatment, and spirometry.
Časové okno: Follow-up period for each patient starts the day after the index date and ends at the earliest date of death, end of data, end of insurance enrollment, loss to follow up, or switch to the alternative rescue treatment up to 36 months.
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To describe healthcare resource use (HCRU) among the Airsupra cohort and each comparator cohort.
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Follow-up period for each patient starts the day after the index date and ends at the earliest date of death, end of data, end of insurance enrollment, loss to follow up, or switch to the alternative rescue treatment up to 36 months.
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Spolupracovníci a vyšetřovatelé
Sponzor
Termíny studijních záznamů
Hlavní termíny studia
Začátek studia (Aktuální)
Primární dokončení (Odhadovaný)
Dokončení studie (Odhadovaný)
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První předloženo
První předloženo, které splnilo kritéria kontroly kvality
První zveřejněno (Aktuální)
Aktualizace studijních záznamů
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Odeslaná poslední aktualizace, která splnila kritéria kontroly kvality
Naposledy ověřeno
Více informací
Termíny související s touto studií
Další relevantní podmínky MeSH
Další identifikační čísla studie
- D6930R00011
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