Table 4 The Cronbach’s alpha and the Intraclass Correlation Coefficients (ICC) for healthy lifestyle questionnaire for elderly (Heal)
From: Development and psychometric evaluation of the healthy lifestyle questionnaire for elderly (heal)
Number of items | Cronbach’s alpha | Interclass correlation coefficient (95% CI) | |
|---|---|---|---|
Personal health and hygiene | 2 | 0.87 | 0.90 (0.90–0.93) |
Performing life tasks independently | 3 | 0.97 | 0.98 (0.99–0.99) |
Sport | 2 | 0.95 | 0.98 (0.99–0.99) |
Nutrition | 8 | 0.70 | 0.83 (0.76–0.94) |
Mental Health, sleep and rest | 5 | 0.73 | 0.99 (0.99–0.99) |
Observing safety and health advice | 8 | 0.71 | 0.91 (0.84–0.95) |
Social and family relations | 2 | 0.78 | 0.80 (0.68–0.91) |
Spiritual and religious activities | 5 | 0.93 | 0.97 (0.91–0.92) |
Total | 35 | 0.89 | 0.94 (0.88–0.97) |