Table 1.
Test–retest reliability using ICC for the SMAQ-12-PT questionnaire.
| Cronbach α coefficient (95% CI) | P value* | ICC (95% CI) | P value* | |
|---|---|---|---|---|
| Subscales | ||||
| Medical Management | 0.94 (0.87–0.98) | <.001 | 0.87 (0.71–0.94) | <.001 |
| Role Management | 0.91 (0.72–0.98) | <.001 | 0.84 (0.68–0.92) | <.001 |
| Emotional Management | 0.78 (0.32–0.92) | <.001 | 0.65 (0.36–0.82) | <.001 |
| Total score | 0.90 (0.77–0.97) | <.001 | 0.90 (0.79–0.95) | <.001 |
ICC, intraclass correlation coefficient.
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P < .05 mean statistical significance. The P values for Cronbach alpha coefficient and ICC indicate that a small P value (eg, P < .05) indicates a good internal consistency and good agreement between the measurements, for Cronbach and ICC, respectively.