[Retracted] Effect of Arthroscopic Acromioplasty Combined with Rotator Cuff Repair in the Treatment of Aged Patients with Full-Thickness Rotator Cuff Tear and Rotator Cuff Injury

Table 4

Comparison of active range of motion between the two groups before and after surgery ( ± S,°).

Group	Anterior shoulder flexion		Abduction		Neutral external rotation		Abduction 90 internal rotation		Abduction 90 external rotation
	Before surgery	After surgery	Before surgery	After surgery	Before surgery	After surgery	Before surgery	After surgery	Before surgery	After surgery
Study group (n = 42)	80.13 ± 11.86	160.45 ± 5.37^a	76.25 ± 5.66	162.53 ± 7.11^a	24.96 ± 5.28	43.33 ± 3.19^a	63.22 ± 6.28	84.14 ± 4.11^a	66.19 ± 4.73	84.15 ± 3.41^a
Control group (n = 42)	81.14 ± 11.52	155.74 ± 5.63^a	76.79 ± 5.81	157.58 ± 6.34^a	24.75 ± 5.31	40.39 ± 3.41^a	63.58 ± 6.31	80.19 ± 3.52^a	67.14 ± 4.52	80.17 ± 3.59^a
t	0.396	3.923	0.432	3.368	0.182	4.080	0.262	4.731	0.941	5.209
	0.693	<0.001	0.667	0.001	0.856	<0.001	0.794	<0.001	0.349	<0.001

Note: “a” is , compared with the same group before operation.