3.2.1. Range of motion.
ROM on POD3, 7, discharge and 1M were significantly greater for Group C (55.34 ± 6.35; 76.74 ± 8.47; 98.22 ± 6.95; 116.54 ± 4.54) and D (55.36 ± 3.98; 75.40 ± 6.42; 98.00 ± 5.36; 116.10 ± 4.73) than for Group A (49.40 ± 4.14; 66.50 ± 3.35; 88.18 ± 3.85; 109.14 ± 2.41) and B (50.84 ± 4.44; 67.82 ± 2.88; 89.08 ± 2.95; 109.40 ± 2.93) (The comparison of ROM among the 4 groups on POD 3, 7, discharge and 1M. The one-way ANOVA was performed to detect the difference among the groups (*