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Effects of the Insulin Self Titration Education for Type 2 Diabetes Mellitus Patients (ISTE)

11 februari 2021 uppdaterad av: Tsae Jyy, Wang, National Taipei University of Nursing and Health Sciences

Effects of the Insulin Self-titration Education on Glycemic Control in Type 2 Diabetes Mellitus Patients: A Quasi-Experimental Study

The purpose of the study was to evaluate the effects of an insulin self-titration education program on glycemic control, self-efficacy, and self-care behaviors in patients with type 2 diabetes. The quasi-experimental design was adapted. A convenient sample of 120 patients with insulin-treated type 2 diabetes was recruited from a general hospital in Taiwan. Among them, 60 were in the insulin self-titration group, and 60 were in the comparison group. Data on glycated hemoglobin (HbA1C), self-efficacy, and self-care behavior were collected at baseline, three-month, and six-month follow-up. The study instruments included the Insulin Diabetes Management Self-Efficacy Questionnaire and Diabetes Self-Care questionnaire.

Studieöversikt

Status

Avslutad

Betingelser

Detaljerad beskrivning

Sixty patients with insulin-treated type 2 diabetes were recruited as the intervention participants and enrolled in the insulin self-titration program. Sixty propensity score-matched patients treated with traditional insulin therapy without self-titration were recruited as the control participants. Data on HbA1C and hypoglycemia were collected at baseline and during follow-ups at three and six months. Data on self-efficacy and self-care were collected at the six-month follow-up using self-report questionnaires.

The inclusion criteria were recruited: (1) age ≥ 18 years; (2) diagnosis of type 2 diabetes; (3) treatment with insulin injection for > six months; (4) HbA1C > 7.5% in the last three months; and (5) ability to communicate in Mandarin or Taiwanese.

The insulin self-titration education program includes a 60-min small-group lesson, a 20-min individual instruction. Patients in the comparison group received usual care at the Diabetes Health Education Center. During a 15-min individual education, these patients were taught how to self-inject insulin and test and record their before-breakfast and before-dinner blood glucose levels daily at home Data on glycated hemoglobin (HbA1C) and the number of hypoglycemia were collected at baseline, three-month, and six-month follow-up. Data on self-efficacy and self-care were collected at the six-month follow-up, using the self-reported questionnaires. The study was approved by the institutional review board of the hospital where the data were collected.

Data were analyzed by using the SPSS 21.0 software. Descriptive analyses were used to describe the research variables. Chi-Square and independent t-test were used to analyze the baseline equilibriums between the two groups. Independent t-tests were used to analyze between-group differences in HbA1C at each time point. A generalized estimating equation (GEE) was used to analyze between-group differences in HbA1C change over time. The independent t-test was used to analyze the difference between the two groups of participants in the post-testing diabetes self-efficacy and self-care.

Studietyp

Interventionell

Inskrivning (Faktisk)

120

Fas

  • Inte tillämpbar

Deltagandekriterier

Forskare letar efter personer som passar en viss beskrivning, så kallade behörighetskriterier. Några exempel på dessa kriterier är en persons allmänna hälsotillstånd eller tidigare behandlingar.

Urvalskriterier

Åldrar som är berättigade till studier

18 år och äldre (Vuxen, Äldre vuxen)

Tar emot friska volontärer

Nej

Kön som är behöriga för studier

Allt

Beskrivning

Inclusion Criteria:

  • age ≥ 18 years
  • diagnosis of type 2 diabetes
  • treatment with insulin injection for > six months
  • HbA1C > 7.5% in the last three months
  • ability to communicate in Mandarin or Taiwanese

Exclusion Criteria:

  • non

Studieplan

Det här avsnittet ger detaljer om studieplanen, inklusive hur studien är utformad och vad studien mäter.

Hur är studien utformad?

Designdetaljer

  • Primärt syfte: Stödjande vård
  • Tilldelning: Icke-randomiserad
  • Interventionsmodell: Parallellt uppdrag
  • Maskning: Ingen (Open Label)

Vapen och interventioner

Deltagargrupp / Arm
Intervention / Behandling
Experimentell: ISTE Group
This program includes a 60-min small-group lesson, a 20-min individual instruction. The education program's goal is to teach patients to self-titrate their insulin doses every six days to maintain their six-day average blood glucose levels < 120 mg/dl
The program contents of instruction included blood glucose self-monitoring, types of insulin, insulin self-administration, insulin dose titration, hyperglycemia or hypoglycemia self-management, diet, and exercise.a 20-min one-on-one training session from a nurse on how to self-titrate the insulin dose. The participants were taught to monitor their before-breakfast and before-dinner blood glucose levels at home and adjust their insulin doses accordingly.
Placebo-jämförare: Non-ISTE Group
The usual care (a 15-min individual education) was giving at the Diabetes Health Education Center. They were taught how to self-inject insulin and test and record their before-breakfast and before-dinner blood glucose levels daily at home.
The program contents of instruction included blood glucose self-monitoring, types of insulin, insulin self-administration, insulin dose titration, hyperglycemia or hypoglycemia self-management, diet, and exercise.a 20-min one-on-one training session from a nurse on how to self-titrate the insulin dose. The participants were taught to monitor their before-breakfast and before-dinner blood glucose levels at home and adjust their insulin doses accordingly.

Vad mäter studien?

Primära resultatmått

Resultatmått
Åtgärdsbeskrivning
Tidsram
HbA1C
Tidsram: six-month follow-up
HbA1c was measured by a 3cc venous blood sample was and analyzed with the Tosoh G8 HPLC Analyzer.
six-month follow-up

Sekundära resultatmått

Resultatmått
Åtgärdsbeskrivning
Tidsram
self-efficacy
Tidsram: six-month follow-up
The Chinese version of the Insulin Management Diabetes Self-Efficacy Scale (IMDSES) was used to assess a participant's degree of confidence in the ability of self-controlled diabetes. The 28-item scale includes six subscales: general self-efficacy, dietary self-efficacy, insulin self-efficacy, blood glucose monitoring self-efficacy, exercise self-efficacy, and foot self-efficacy. Each item is rated on a scale from 0 (completely unsure) to 100 (very sure). The average score of all items represents the scale sore, with a possible range of 0 to 100. The higher the score the better the self-efficacy. In this study, the Cronbach's α of this scale was 0.89, and the Cronbach's α value of each sub-scale was between 0.69 and 0.95.
six-month follow-up
self-care behavior
Tidsram: six-month follow-up
The Chinese version of the revised Diabetes Self-Care Scale (DSC) was used to measure a participant's self-care behavior. The 28-item scale includes six subscales: general self-care, self-care for diet, self-care for insulin adjustment, self-care for blood glucose monitoring, self-care for exercise, and self-care for the feet. Each item is rated on a scale from 0 (not done at all) to 100 (completely done). The average score of all items represents the scale score, with a possible range of 0 to 100. The higher the score the better the self-care behavior. In this study, the Cronbach's α of this scale was 0.89, and the Cronbach's α value of each subscale was between 0.69 and 0.86.
six-month follow-up

Samarbetspartners och utredare

Det är här du hittar personer och organisationer som är involverade i denna studie.

Samarbetspartners

Utredare

  • Huvudutredare: Tsae-Jyy Wang, National Taipei University of Nursing and Health Science

Publikationer och användbara länkar

Den som ansvarar för att lägga in information om studien tillhandahåller frivilligt dessa publikationer. Dessa kan handla om allt som har med studien att göra.

Studieavstämningsdatum

Dessa datum spårar framstegen för inlämningar av studieposter och sammanfattande resultat till ClinicalTrials.gov. Studieposter och rapporterade resultat granskas av National Library of Medicine (NLM) för att säkerställa att de uppfyller specifika kvalitetskontrollstandarder innan de publiceras på den offentliga webbplatsen.

Studera stora datum

Studiestart (Faktisk)

1 juni 2010

Primärt slutförande (Faktisk)

30 juli 2011

Avslutad studie (Faktisk)

30 juli 2011

Studieregistreringsdatum

Först inskickad

29 januari 2021

Först inskickad som uppfyllde QC-kriterierna

29 januari 2021

Första postat (Faktisk)

3 februari 2021

Uppdateringar av studier

Senaste uppdatering publicerad (Faktisk)

16 februari 2021

Senaste inskickade uppdateringen som uppfyllde QC-kriterierna

11 februari 2021

Senast verifierad

1 februari 2021

Mer information

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