TABLE 6.

FORT and FOI in different POSEIDON groups according to the type of hCG.

		FORT	P-value	FOI	P-value
Group 1	R-hCG	0.98 (0.94, 1.02)	<0.001	0.75 (0.72, 0.78)	<0.001
	U-hCG	0.69 (0.66, 0.71)		0.66 (0.64, 0.69)
Group 2	R-hCG	0.95 (0.88, 1.01)	<0.001	0.70 (0.65, 0.76)	<0.001
	U-hCG	0.65 (0.62, 0.67)		0.60 (0.57, 0.63)
Group 3	R-hCG	2.14 (2.02, 2.26)	<0.001	1.41 (1.31, 1.52)	<0.001
	U-hCG	1.11 (1.07, 1.14)		1.02 (0.98, 1.06)
Group 4	R-hCG	1.78 (1.63, 1.94)	<0.001	1.15 (1.03, 1.28)	<0.001
	U-hCG	0.96 (0.93, 0.99)		0.89 (0.86, 0.92)
Group 5	R-hCG	0.94 (0.93, 0.95)	<0.001	0.85 (0.84, 0.85)	<0.001
	U-hCG	0.74 (0.73, 0.75)		0.80 (0.79, 0.81)
Total			<0.001		<0.001

FORT, follicular output rate; FOI, follicle-to-oocyte index; R-hCG, recombinant human chorionic gonadotropin; U-hCG, urinary human chorionic gonadotropin. Arithmetic mean (95% CI) / N (%) calculated using EmpowerStats (www.empowerstats.com) and R. Kruskal-Wallis rank test for continuous variables.