TABLE 2.

Clinical Examination Findings^a

	Dominant	Nondominant	P
Shoulder internal rotation, deg, mean ± SD	40 ± 15	47 ± 16	<.001b
Shoulder external rotation, deg, mean ± SD	89 ± 15	88 ± 13	.25
Shoulder tenderness to palpation	0 (0)	0 (0)	N/Ac
Sulcus sign	8 (43)	9 (52)	.99
Shoulder instability	0 (0)	0 (0)	N/Ac
Impingement test	0 (0)	0 (0)	N/Ac
O’Brien test	3 (13)	5 (22)	.5
Rotator cuff weakness	0 (0)	0 (0)	N/Ac

^aAt least 1 variable in each 2-way table upon which measures of association are computed is a constant. Values are presented as n (% positive) unless otherwise specified. N/A, not available.

^bStatistically significant difference (P < .05).

^cMcNemar P value cannot be calculated.