Table 7

Reliability and validation results for the Rugby Shoulder Score (n=11)

Item	How much difficulty do you experience with the following activities due to your shoulder injury?	Initial mean score (SD)	Retest mean score (SD)	Paired student t test (p)	Intraclass correlation coefficient
1	Pain/discomfort in everyday activities	1.82 (0.75)	1.91 (0.70)	0.59	0.724
2	Pain/discomfort during training or playing	2.45 (1.12)	2.36 (1.29)	0.59	0.901
3	Performing vigorous, rapid or explosive arm movements	2.55 (1.37)	2.55 (1.13)	1	0.809
4	Reaching your affected arm across to the opposite shoulder	1.73 (0.90)	1.91 (1.22)	0.44	0.756
5	Lifting your hand on your affected side up to your affected shoulder	1.55 (0.82)	1.73 (0.90)	0.34	0.756
6	Placing your hand behind your head with your elbow straight out to the side	2.00 (0.89)	2.00 (0.89)	1	0.625
7	Pushing or pulling forcefully	2.55 (1.44)	2.73 (1.27)	0.51	0.793
8	Carrying or lifting heavy objects off the ground	1.82 (1.08)	1.73 (1.01)	0.59	0.867
9	Performing bench presses	2.73 (1.42)	2.45 (1.57)	0.43	0.729
10	Reaching upwards	2.09 (1.30)	2.27 (1.27)	0.51	0.769
11	Using your affected arm overhead for prolonged periods (>2 min)	2.91 (1.51)	2.91 (1.22)	1	0.841
12	Putting force through your shoulder at extremes of range of movement	3.55 (1.44)	3.18 (1.33)	0.1	0.882
13	Overhead ball handling	2.00 (1.18)	2.09 (0.94)	0.68	0.786
14	Performing hand-offs	1.72 (1.01)	2.00 (1.10)	0.08	0.902
15	Passing	1.55 (0.82)	1.55 (0.69)	1	0.651
16	Carrying a ball with strength in the crook of your arm	1.45 (0.69)	1.64 (0.67)	0.44	0.392
17	Tackling	2.45 (1.51)	2.64 (1.29)	0.44	0.856
18	Pushing up from the ground	2.00 (1.18)	2.18 (1.17)	0.44	0.796
	How much does:
19	Shoulder pain/discomfort affect your overall shoulder function?	2.36 (0.92)	2.18 (1.25)	0.34	0.85
20	Your shoulder injury affect your overall ability to train or play competitively?	2.18 (1.60)	2.55 (1.51)	0.22	0.823
	Total score	43.09 (5.35)	43.64 (5.74)	0.78	0.941