Table 1.
Combined 23 items of BI & FAI
| No. | Items | Difficulty | SE |
| 1 | FAI13: household/car maintenance | 4.73 | 0.31 |
| 2 | FAI14: reading books | 4.72 | 0.31 |
| 3 | FAI15: gainful work | 4.01 | 0.26 |
| 4 | FAI12: gardening | 3.75 | 0.25 |
| 5 | FAI9: actively pursuing hobbies | 3.53 | 0.24 |
| 6 | FAI11: travel outings/car rides | 3.52 | 0.24 |
| 7 | FAI1: preparing main meals | 3.24 | 0.23 |
| 8 | FAI3: washing clothes | 3.19 | 0.23 |
| 9 | FAI2: washing up | 3.09 | 0.22 |
| 10 | FAI5: heavy housework | 2.75 | 0.22 |
| 11 | FAI4: light housework | 1.95 | 0.21 |
| 12 | FAI10: driving a car/bus travel | 1.83 | 0.2 |
| 13 | FAI6: local shopping | 0.59 | 0.21 |
| 14 | BI2: bathing | 0.55 | 0.21 |
| 15 | BI10: stairs | -0.72 | 0.22 |
| 16 | BI4: dressing | -0.77 | 0.22 |
| 17 | BI9: mobility | -2.85 | 0.26 |
| 18 | BI7: toileting | -3.48 | 0.27 |
| 19 | BI8: transfer | -3.99 | 0.27 |
| 20 | BI3: grooming | -6.77 | 0.32 |
| 21 | BI6: bladder control | -7.09 | 0.34 |
| 22 | BI5: bowel control | -7.33 | 0.35 |
| 23 | BI1: feeding | -8.41 | 0.44 |
| Mean | 0 | 0.26 | |
| SD | 4.19 | 0.06 | |