Pregnancy Rates with Recombinant versus Urinary Human Chorionic Gonadotropin in In Vitro Fertilization: An Observational Study

Table 2

The impact of rhCG/uHCG use and clinical characteristics on the occurrence of laboratory-verified pregnancy and pregnancy over 24th week of gestation. Results of logistic regression analysis.

	Odds ratio	95% confidence interval		𝑃 value
Laboratory-verified pregnancy
rhCG	2.50	1.40	4.35	0.002
Age	0.93	0.87	0.98	0.014
GnRH agonist use	10.70	10.12	20.58	0.012
BMI	10.08	0.99	10.17	0.053
Number of previous attempts	0.87	0.74	10.01	0.080
Endometrium thickness	10.04	0.95	10.13	0.442
Pregnancy over 24th g.w
rhCG	1.81	0.98	3.33	0.058
Age	0.90	0.84	0.96	0.002
GnRH agonist use	1.87	1.20	2.92	0.005
BMI	1.00	0.91	1.09	1.000
Number of previous attempts	0.83	0.69	1.01	0.067
Endometrium thickness	1.04	0.95	1.15	0.410