Table 2 Descriptive statistics for the KDQOL-36 questionnaire among hemodialysis patients in Addis Ababa, Ethiopia, 2021 (n = 292)
Domains | No. of items | Mean (SD) | Range of items mean (SD) | Floor/ceiling effects, % | Cronbach’s alpha |
|---|---|---|---|---|---|
Kidney disease targeted scales | |||||
Symptoms/problems list | 12 | 68.19 (19.52) | 57.10–76.28(24.5–29.8) | 0/1.0 | 0.907 |
Effects of kidney disease | 8 | 57.13 (18.28) | 39.29–66.44(22.1–30.9) | 0/0 | 0.827 |
Burden of kidney disease | 4 | 35.57 (29.82) | 25.43–44.35(30.9–38.6) | 10.6/2.7 | 0.899 |
12-item health survey (SF-12) | |||||
SF-12 PCS | 6 | 35.59 (8.80) | 24.32–43.49(29.8–47.1) | 0/0 | 0.813 |
SF-12 MCS | 6 | 38.85 (13.63) | 38.56–47.05(28.6–47.1) | 0/0 | 0.892 |