Table 2 Score of the items in the ADL difficulty questionnaire
| Hemodialysis group (n = 136) | Control group (n = 40) | P value | |
|---|---|---|---|
| a: U/L ADL difficulty | |||
| Light work | |||
| U-1 Gardening or doing yard work | 4 (3, 5) | 5 (4, 5) | 0.003 |
| U-2 Carrying a heavy object (over 5 kg) | 4 (3, 5) | 4.5 (3, 5) | 0.06 |
| U-3 Making a bed | 4 (3, 5) | 5 (5, 5) | < 0.001 |
| U-4 Doing heavy household chores | 4 (3, 5) | 5 (3.25, 5) | 0.001 |
| U-5 Changing a lightbulb overhead | 4 (3, 5) | 5 (4, 5) | < 0.001 |
| U-6 Pushing and opening a heavy door | 4 (3, 5) | 5 (4, 5) | 0.003 |
| Holding activities | |||
| U-7 Unscrewing a PET bottle cap | 4 (3, 5) | 5 (4, 5) | < 0.001 |
| U-8 Opening a pull-tab can | 4 (3, 5) | 5 (4, 5) | < 0.001 |
| U-9 Opening a new milk carton | 4 (3, 5) | 5 (5, 5) | < 0.001 |
| U-10 Using a frying pan with one hand | 4 (3, 5) | 5 (4, 5) | < 0.001 |
| U-11 Opening a jar that has a tight lid | 3 (2, 4) | 4 (4, 5) | < 0.001 |
| b: L/L ADL difficulty | |||
| Basic ADL | |||
| L-1 Rising from a chair | 4 (3, 5) | 5 (5, 5) | < 0.001 |
| L-2 Rising from the floor | 3 (3, 4) | 4 (4, 5) | < 0.001 |
| L-3 Sitting on the floor | 3.5 (3, 5) | 5 (4, 5) | < 0.001 |
| Ambulation | |||
| L-4 Walking 100 m | 4 (3, 5) | 5 (4, 5) | < 0.001 |
| L-5 Walking 300 m | 4 (2.25, 5) | 5 (4, 5) | < 0.001 |
| L-6 Walking 600 m | 3 (2, 5) | 5 (4, 5) | < 0.001 |
| L-7 Walking 1 km | 3 (1, 4.75) | 5 (4, 5) | < 0.001 |
| L-8 Walking 20 m quickly | 4 (3, 5) | 5 (4, 5) | < 0.001 |
| Walking up or down stairs | |||
| L-9 Walking up one flight of stairs | 3 (3, 4) | 5 (4, 5) | < 0.001 |
| L-10 Walking up two flights of stairs | 3 (2, 4) | 4 (4, 5) | < 0.001 |
| L-11 Walking down one flight of stairs | 4 (3, 5) | 5 (4, 5) | < 0.001 |
| L-12 Walking down two flights of stairs | 3 (2, 4) | 5 (4, 5) | < 0.001 |