Table 4 Psychometrics of the Malay Kidney Disease Quality of Life-36
From: Cross cultural adaptation and validation of the Malay Kidney Disease Quality of Life (KDQOL-36™)
Domain | No. | Item | Cronbach alpha | Corrected item-total correlation | Intra-class correlation |
|---|---|---|---|---|---|
Burden of kidney disease | 13 | Kidney disease interferes too much with my life | 0.901 | 0.826 | 0.808 |
14 | Too much time is spent dealing with my kidney disease | 0.821 | 0.841 | ||
15 | I feel frustrated with my kidney disease | 0.725 | 0.824 | ||
16 | I feel like a burden on my family | 0.746 | 0.885 | ||
Symptoms/ burden list | 17 | Soreness of muscle | 0.872 | 0.607 | 0.753 |
18 | Chest pain | 0.553 | 0.584 | ||
19 | Cramps | 0.506 | 0.790 | ||
20 | Itchy skin | 0.533 | 0.732 | ||
21 | Dry skin | 0.534 | 0.802 | ||
22 | Shortness of breath | 0.680 | 0.819 | ||
23 | Faintness or dizziness | 0.657 | 0.806 | ||
24 | Lack of appetite | 0.428 | 0.635 | ||
25 | Washed out or drained | 0.678 | 0.674 | ||
26 | Numbness in hands or feet | 0.608 | 0.777 | ||
27 | Nausea or upset stomach | 0.660 | 0.779 | ||
28a | Problems with your access site (HD patients only) | 0.347 | 0.825 | ||
Effects of kidney disease on daily life | 29 | Fluid restriction | 0.884 | 0.666 | 0.864 |
30 | Dietary restriction | 0.677 | 0.761 | ||
31 | Your ability to do work around the house | 0.674 | 0.786 | ||
32 | Your ability to travel | 0.716 | 0.883 | ||
33 | Being dependent on doctors and other medical staff | 0.624 | 0.707 | ||
34 | Stress or worries caused by kidney disease | 0.693 | 0.861 | ||
35 | Your sex life | 0.553 | 0.902 | ||
36 | Your personal appearance | 0.683 | 0.782 |