Table 1.

Demographic details of the participants in the study of endometrial KLF12 expression

Fertile	FER (n = 14)	RPL (n = 15)	P
Age (years)	29.5 ± 3.8	32.1 ± 4.3	ns
Body mass index (kg/m2)	20.5 ± 2.6	22.2 ± 5.9	ns
P4 on hCG day (pg/mL)	9.7 ± 3.5	9.3 ± 3.2	ns
Endometrial thickness (mm)	10.2 ± 1.1	10.0 ± 1.8	ns
No. of transferred embryos	2 ± 0	6.5 ± 2.6	s

The data are presented as the mean ± SD unless otherwise indicated. A P < 0.05 was considered significant

P4 Serum progesterone concentration