Table 1

Demographics, clinical features and baseline outcome scores

	Operative (n=55)			Non-operative (n=68)
	Mean/n	SD/%	95% CI	Mean/n	SD/%	95% CI	p Value
Age*	58.51	9.11	56.05 to 60.97	63.09	10.06	60.65 to 65.52	0.0100
Gender†							0.3694
Male	39	70.91		43	63.24
Female	16	29.09		25	36.76
Body mass index*	28.63	5.31	27.19 to 30.07	28.54	5.78	27.14 to 29.94	0.9272
Cause of injury†							0.3694
Known	39	70.91		43	63.24
Unknown	16	29.09		25	36.76
Labral pathology†							0.0813
Tear	28	50.91		24	35.29
Degeneration	27	49.09		44	64.71
Side of injury†							0.2655
Right	31	56.36		45	66.18
Left	24	43.64		43	33.82
Symptom duration†							0.4084
<1 year	21	38.18		31	45.59
>1 year	34	61.82		27	54.41
Diabetes†							0.4529
Yes	7	12.73		12	17.65
No	48	87.27		56	82.35
Smoking†							0.7559
Yes	4	7.27		4	5.88
No	51	92.73		64	94.12
Pain VAS*	54.31	26.26	46.99 to 61.62	42.57	26.93	35.95 to 49.19	0.0191
Baseline PCS*	39.11	9.02	36.14 to 42.07	40.03	8.66	37.49 to 42.58	0.6308
Baseline MCS‡	48.50	11.24	44.81 to 52.19	51.47	10.22	48.47 to 54.47	0.2909
Baseline ASES*	50.63	21.30	44.64 to 56.62	60.73	20.67	55.34 to 66.12	0.0132
Baseline WORC*	1184.30	455.20	1058.80 to 1309.80	1061.90	453.90	947.60 to 1176.20	0.1512
SAT‡	79.20	26.08	71.55 to 86.86	70.23	33.10	61.28 to 79.18	0.1726
SANE‡	30.94	24.04	24.32 to 37.57	37.34	22.88	31.67 to 43.01	0.0819

*p values calculated using t-tests.
†p values calculated using Wilcoxon signed-rank tests.
‡p values calculated using chi-square tests.
Continuous data presented as mean, SD. Categorical data presented as n (%).
ASES, American Shoulder and Elbow Surgeons; MCS, mental component summary; PCS, physical component summary; SAL, Shoulder Activity Level; SANE, Single Assessment Numeric Evaluation; SAT, Scapular Assistance Test; VAS, Visual Analogue Scale; WORC, Western Ontario Rotator Cuff Index.