Table 3.

Correlation of deltoid cross-sectional area and functional outcomes scores

Area	Postoperative Constant-Murley score	Improvement in Constant-Murley score	Postoperative ASES score	Improvement in ASES score	Postoperative ADL score	Improvement in ADL score	Postoperative pain	Improvement in pain	Postoperative subjective shoulder value	Improvement in subjective shoulder value
Anterior deltoid
Correlation coefficient (ρ)	0.396*	0.024	0.343	0.352	0.255	0.266	−0.251	0.161	0.458*	0.373*
p value	0.030	0.902	0.063	0.056	0.174	0.155	0.181	0.395	0.011	0.046
Posterior deltoid
Correlation coefficient (ρ)	0.418*	0.050	0.369*	0.491**	0.260	0.364*	−0.241	0.351	0.402*	0.281
p value	0.021	0.796	0.045	0.006	0.165	0.048	0.200	0.057	0.028	0.140
Middle deltoid
Correlation coefficient (ρ)	0.205	0.089	0.277	0.401*	0.065	0.341	−0.318	0.263	0.339	0.337
p value	0.278	0.645	0.139	0.028	0.734	0.066	0.087	0.160	0.067	0.074
Total deltoid
Correlation coefficient (ρ)	0.432*	0.056	0.377*	0.493**	0.218	0.328	−0.318	0.354	0.427*	0.331
p value	0.017	0.772	0.040	0.006	0.247	0.076	0.086	0.055	0.019	0.080

ASES = American Shoulder and Elbow Surgeons; ADL = Activities of Daily Living; *p < 0.05; **p < 0.01.