Outcomes and factors of elbow arthroscopy upon returning to sports for throwing athletes with osteoarthritis

Table 4 Multiple linear regression analysis of factors associated with duration of return to competition

Variable	Coefficients	S.E	p value
Preoperative factors
Duration of symptoms	0.149	0.071	0.171
Preoperative terminal flexion	0.014	0.016	0.463
Preoperative terminal extension	− 0.024	0.026	0.452
Preoperative ROM	− 0.009	0.014	0.542
Preoperative SPORTS	− 0.355	0.139	0.125
Intraoperative factors
Procedural complexity	1.406	0.186	0.017^a
Olecranon fossa spur	1.198	0.502	0.140
Olecranon process spur	− 3.590	1.092	0.081
Loose bodies	0.104	0.455	0.840
Capitellum chondromalacia	− 1.446	0.736	0.188
Postoperative factors
Postoperative terminal flexion	− 0.017	0.026	0.581
Postoperative terminal extension	− 0.164	0.088	0.205
Postoperative ROM	− 0.029	0.021	0.195
Postoperative SPORTS	− 1.567	0.841	0.203

S.E. standard error of coefficient, Pre-op pre-operative, Post-op post-operative, ROM range of motion
SPORTS: subjective patient outcome for return to sports
^aA p value of < 0.05 was considered to be statistically significant

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