Table 2 Clinical range of motion parameters between groups
|  | Group A n = 45 mean (range, ±SD) | Group B n = 13 mean (range, ±SD) | Overall N = 58 mean (range, ±SD) | p-value |
|---|---|---|---|---|
C7-PSIS distance changing on flexion (cm) | 18.4 (7.7–29.9, 5.9) | 20.7 (10.9–40.5, 7.9) | 18.9 (7.7–40.7, 6.4) | 0.249 |
C7-PSIS distance changing on extension (cm) | 8.8 (2–16.6, 3.6) | 8.5 (3.7–17.4, 3.2) | 8.7 (2–17.4, 3.4) | 0.834 |
Finger-to-floor test (cm) | 10.1 (−5–38, 11.2) | 11 (0–30, 10.3) | 10.4 (−5–38, 11.3) | 0.956 |
Lateral side bending distance changing rate on left side (%) | 11.2 (5.9–15.4, 2.1) | 11.4 (8.5–17.6, 2.5) | 11.3 (5.9–17.6, 2.2) | 0.834 |
Lateral side bending distance changing rate on right side (%) | 11.1 (7.2–15.4, 2.2) | 10.2 (6.4–14.1, 2.3) | 10.9 (6.4–15.4, 2.3) | 0.251 |
Modified Schober’s test (cm) | 20.6 (16.5–22.5, 1.4) | 20.3 (19–23, 1.2) | 20.5 (16.5–23, 1.4) | 0.767 |
Total axial rotation (degree) | 90.1 (50–135, 21.6) | 75.9 (40–138, 19.6) | 86.0 (40–135, 21.9) | 0.038* |
Total lateral side bending (degree) | 66.6 (45–105, 13.4) | 57.8 (30–81, 14.3) | 64.6 (30–105, 14) | 0.045* |