Table 4. Change score of (a). Barthel Index: Need for caregiving (total score is 100 points), (b). Fillenbaum IADL: Ability for independent living (total 5 points), (c). Vitality index: Motivation for living (total 10 points).
| Mean score | Result | |
|---|---|---|
| a | No need for caregiving (score ≥60) | |
| Preoperative | 92.9 ± 15.9 | 20/21 (95.2%) |
| At 6 months | 89.7 ± 12.1 | 21/21 (100%) |
| At 12 months | 92.8 ± 7.89 | 16/16 (100%) |
| Over 18 months | 90.3 ± 8.45 | 15/15 (100%) |
| b | Highly independent (score ≥4) | |
| Preoperative | 3.64 ± 1.62 | 13/21 (61.9%) |
| At 6 months | 2.23 ± 1.95 | 6/21 (28.6%) |
| At 12 months | 2.12 ± 1.99 | 5/16 (31.2%) |
| Over 18 months | 2.13 ± 1.92 | 5/15 (33.3%) |
| c | Motivation for living (score ≥7) | |
| Preoperative | 9.52 ± 0.94 | 20/21 (95.2%) |
| At 6 months | 8.09 ± 3.34 | 20/21 (95.2%) |
| At 12 months | 7.27 ± 1.04 | 15/16 (93.8%) |
| Over 18 months | 9.23 ± 1.08 | 14/15 (93.3%) |
IADL: instrumental activities of daily living