TABLE 1.

Comparison of Dynamic Joint Excursion Between Repaired, Contralateral, and Control Shoulders

	Rotator Cuff Patients			Control Participants
	Repaired Shoulder	Contralateral Shoulder	P	Dominant Shoulder	Pa
Anterior/posterior contact center range (% of glenoid width)
3 mo	10.0 ± 6.2	9.2 ± 5.0	.91	7.3 ± 4.5	.01
12 mo	12.7 ± 8.2b	10.2 ± 5.6	.13
24 mo	11.7 ± 6.4c	10.3 ± 5.5	.38
Superior/inferior contact center range (% of glenoid height)
3 mo	13.1 ± 10.9	13.3 ± 7.0	.48	13.6 ± 8.2	.58
12 mo	13.1 ± 7.3	14.4 ± 5.7	.79
24 mo	12.3 ± 6.8	14.0 ± 6.2	.55
Contact center path length (% of glenoid height)
3 mo	20.8 ± 12.5	23.0 ± 7.1	.19	21.5 ± 10.4	.85
12 mo	25.4 ± 9.8b	24.5 ± 6.7	.70
24 mo	22.2 ± 8.0	24.7 ± 7.3	.30

^aControl shoulders compared with repaired shoulders at 24 months after surgery.

^bSignificantly different compared with 3 months after surgery (P < .05).

^cStatistical trend compared with 3 months after surgery (P = .07).