Table 2.
Change in forced vital capacity in the supine position before and after short-term rehabilitation according to the level of injury, injury severity, and disease duration.
| (N) | FVCsup (mL) | pre%FVCsup (%) | ||||||
|---|---|---|---|---|---|---|---|---|
| Initial | Follow up | Δ (%) | p | Initial | Follow up | Δ | ||
| Intra group | Inter group | |||||||
| Total (104) | 2673.0 ± 879.8 | 3209.0 ± 883.0 | 536.1 ± 491.0 (24.3) | <0.001** | 62.0 ± 18.9 | 74.3 ± 17.8 | 12.3 ± 10.6 | |
| Level of injury | ||||||||
| Tetraplegia (65) | 2474.9 ± 758.7 | 3112.3 ± 860.5 | 637.4 ± ± 518.80 (29.3) | <0.001** | 0.003†† | 57.5 ± 16.9 | 72.1 ± 18.2 | 14.6 ± 10.9 |
| Paraplegia (39) | 3003.1 ± 974.5 | 3370.3 ± ± 907.6 | 367.2 ± 391.4 (16.0) | <0.001** | 69.5 ± 19.8 | 78.0 ± 16.8 | 8.5 ± 9.1 | |
| Injury severity | ||||||||
| Complete (21) | 2649.1 ± 1024.0 | 3018.1 ± 1037.0 | 369.1 ± 369.3 (18.2) | <0.001** | 0.039* | 56.2 ± 19.5 | 64.3 ± 19.7 | 8.1 ± 7.9 |
| Incomplete (83) | 2679.0 ± 846.4 | 3257.4 ± 839.9 | 578.3 ± 510.4 (25.9) | <0.001** | 63.5 ± 18.5 | 76.9 ± 16.5 | 13.4 ± 11.0 | |
| Disease duration | ||||||||
| Acute (14) | 2705.0 ± 964.1 | 3095.7 ± 1081.5 | 390.7 ± 433.2 (15.7) | <0.001** | 0.002†† | 65.7 ± 21.2 | 73.4 ± 22.9 | 9.6 ± 9.8 |
| Subacute (45) | 2634.9 ± 944.8 | 3365.3 ± 877.0 | 730.4 ± 485.8 (33.8) | <0.001** | 53.7 ± 20.4 | 71.0 ± 17.6 | 16.3 ± 10.2 | |
| Chronic (45) | 2701.1 ± 801.3 | 3088.0 ± 816.3 | 386.9 ± 454.4 (17.6) | <0.001** | 58.8 ± 19.4 | 68.4 ± 19.7 | 9.1 ± 10.1 | |
Values are mean ± standard deviation.
**p < 0.01 by paired t test, ††p < 0.01 by Wilcoxon test.
FVC, forced vital capacity; FVCsup, FVC in supine position; pre%, percentage of the predicted normal value; Δ, change.