Table 6.
Scoring of quality of life attributes at baseline, follow-up at month 3 (FU-3) and at month 6 (FU-6)
| Quality of life attributes (QLA) | Mean score* of quality of life attributes (QLA) | |||||
|---|---|---|---|---|---|---|
| Injured (n=150)** | Non-injured (n=80)*** | |||||
| Baseline | FU-3 | FU-6 | Baseline | FU-3 | FU-6 | |
| QLA-1 mobility | 3.2 | 3.3 | 3.4 | 3.9 | 3.9 | 3.9 |
| QLA-2 private activities | 3.3 | 3.5 | 3.7 | 4.0 | 3.9 | 4.0 |
| QLA-3 common and social activities | 3.2 | 3.5 | 3.6 | 4.0 | 3.9 | 3.9 |
| QLA-4 vision | 3.4 | 3.5 | 3.5 | 3.7 | 3.6 | 3.8 |
| QLA-5 hearing | 3.7 | 3.9 | 4.0 | 3.9 | 4.0 | 4.0 |
| QLA-6 food tasting | 4.0 | 3.9 | 4.0 | 4.0 | 4.0 | 4.0 |
| QLA-7 oral communication | 3.9 | 3.9 | 3.9 | 4.0 | 4.0 | 4.0 |
| QLA-8 communication | 3.9 | 3.8 | 3.9 | 4.0 | 4.0 | 4.0 |
| QLA-9 pain | 2.9 | 2.7 | 2.9 | 3.5 | 3.4 | 3.5 |
| QLA-10 depression and anxiety | 2.9 | 2.9 | 3.1 | 3.0 | 3.1 | 3.6 |
| Central tendency comparisons of QLA scores | ||||||
| Mean (Std Dev) | 31.8 (5.1) | 32.4 (4.4) | 33.3 (3.9) | 35.1 (2.6) | 34.7 (2.6) | 35.5 (2.1) |
| Median | 34.0 | 34.0 | 34.0 | 36.0 | 36.0 | 36.0 |
| Range | 11–37 | 15–37 | 20–37 | 20–37 | 24–37 | 26–37 |
| p-Values of mean comparisons**** | <0.0005 | <0.0005 | <0.0005 | |||
*Item range 0–4; total range 0–37.
**Size (number of subject) of injured group at the end (i.e. after 6 months) of study.
***Size of non-injured group at the end of study.
****Calculated based on independent t-test, comparing mean of QLA scores in injured group with mean in non-injured group, at baseline, at FU-3 and at FU-6.