TABLE 2.

Multivariable Linear Regression Comparing Operative Volume for Male and Female Graduates

	Unadjusted estimates			Adjusted estimates
	Female	Male	P	Female	Male	P
Total cases	1164 (1143–1184)	1181 (1171–1191)	< 0.01*	1197 (1171–1223)	1206 (1189–1223)	0.04*
Total surgeon chief	271 (263–279)	272 (268–276)	0.71	289 (278–299)	287 (280–294)	0.03*
Total surgeon junior	846 (823–865)	862 (853–871)	< 0.01*	866 (843–888)	875 (860–890)	0.01*
Total TA	46 (42–49)	48 (46–49)	0.06	42 (38–47)	44 (41–47)	0.04*

Data are reported as parameter estimates (95% CI) and are adjusted for an individual program, IMG status, completion of dedicated research, andpursuing a fellowship.

^*P < 0.05.