Table 4 Reliability analysis: corrected item-total correlation of the 13 items of the Malay-ECOHIS, Cronbach’s alpha coefficient, Intraclass Correlation Coefficient (ICC) and kappa coefficient
Corrected item-total correlation | Cronbach’s alpha if item deleted | |
|---|---|---|
Pain | .55 | .81 |
Drinking | .64 | .80 |
Eating | .68 | .80 |
Pronouncing | .47 | .82 |
Absence | .15 | .83 |
Sleeping | .50 | .81 |
Irritation | .68 | .80 |
Smiling | .49 | .82 |
Talking | .45 | .82 |
Upset | .51 | .81 |
Guilty | .54 | .81 |
Work | .32 | .83 |
Financial | .04 | .84 |
Cronbach’s alpha coefficient | 0.83 | |
Intraclass Correlation Coefficient (ICC) | 0.94 | |
Weighted kappa value | 0.95 |