Table 2 Within-group change score and pairwise comparisons of between-group change scores for cervical range of motion
Measure/group | Baselinea | 4Â Weeksa | 6Â Weeksa | Mean within-group differences | Mean between-group differences | ||
|---|---|---|---|---|---|---|---|
Baseline to 4Â weeksb | Baseline to 6Â weeksb | Baseline to 4Â weeksb | Baseline to 6Â weeksb | ||||
Flexion (°) | |||||||
 Cervical group | 49.3 (10.1) | 57.1 (9.3) | 53.2 (11.5) | 7.8 (2.8, 12.8) | 3.9 (−0.8, 8.7) | 2.2 (−3.4, 7.7); p = .428 | 4.7 (−1.0, 10.4); p = .104 |
 Thoracic group | 50.6 (9.5) | 60.6 (9.0) | 59.3 (7.4) | 10.0 (7.1, 13.0) | 8.6 (5.0, 12.2) | ||
Extension (°) | |||||||
 Cervical group | 63.3 (8.4) | 69.6 (8.1) | 64.6 (7.3) | 6.3 (2.4, 10.2) | 1.3 (−4.0, 6.6) | 3.9 (−0.9, 8.8); p = .108 | 6.2 (1.2, 11.2); p = .016 |
 Thoracic group | 59.7 (9.5) | 70.0 (9.0) | 67.2 (8.0) | 10.3 (5.2, 15.3) | 7.5 (3.7, 11.3) | ||
Right lateral flexion (°) | |||||||
 Cervical group | 39.8 (5.7) | 45.3 (5.3) | 42.9 (4.9) | 5.6 (3.0, 8.2) | 3.2 (0.0, 6.3) | 1.2 (−2.5, 4.9); p = .515 | −0.4 (−4.6, 3.8); p = .833 |
 Thoracic group | 37.6 (6.1) | 44.4 (2.9) | 40.4 (4.4) | 6.8 (4.0, 9.6) | 2.8 (−0.3, 5.8) | ||
Left lateral flexion (°) | |||||||
 Cervical group | 41.9 (6.0) | 45.8 (5.6) | 42.4 (4.9) | 3.9 (2.0, 5.9) | 0.5 (−2.2, 3.2) | 3.4 (0.3, 6.5); p = .033 | 3.5 (−0.1, 7.0); p = .051 |
 Thoracic group | 37.2 (7.5) | 44.5 (4.9) | 41.2 (5.0) | 7.3 (4.7, 9.9) | 4.0 (1.6, 6.5) | ||
Right rotation (°) | |||||||
 Cervical group | 67.4 (8.9) | 76.3 (5.7) | 74.3 (7.0) | 8.9 (5.3, 12.6) | 6.9 (3.7, 10.0) | 4.6 (−0.7, 1.0); p = .088 | 0.8 (−5.2, 6.7); p = .797 |
 Thoracic group | 63.7 (12.0) | 77.3 (6.5) | 71.3 (8.6) | 13.6 (9.4, 17.8) | 7.6 (2.3, 12.9) | ||
Left rotation (°) | |||||||
 Cervical group | 69.1 (8.1) | 78.3 (5.3) | 75.2 (6.3) | 9.1 (5.0, 13.3) | 6.1 (1.9, 10.2) | 5.9 (−0.1, 12.0); p = .054 | 3.3 (−3.9, 10.4); p = .054 |
 Thoracic group | 63.6 (13.4) | 78.6 (8.3) | 72.9 (10.3) | 15.1 (10.3, 19.8) | 9.3 (3.1, 15.4) | ||