Table 2.

Cox proportional hazards regression analysis for post‐myomectomy recurrence risk factors

Risk factors	β	Standard error (β)	Z	P	Relative risk	95% confidence interval
Laparoscopic myomectomy	0.515	0.142	3.636	< 0.001	1.674	1.268–2.210
Age	0.007	0.012	0.561	0.575
Parity	−0.065	0.089	0.723	0.469
Body mass index	−0.009	0.021	0.405	0.146
GnRH agonist	0.007	0.134	0.056	0.956	1.008	0.775–1.310
Number of myoma masses	0.041	0.007	6.229	< 0.001
Largest diameter	0.013	0.016	0.802	0.423
Post myomectomy pregnancy	−0.542	0.201	2.692	0.007	0.582	0.392–0.863

GnRH, gonadotropin‐releasing hormone agonist.