Table 2.

(a) Receptive vs. non-receptive endometrial receptivity array (ERA) results on initial biopsy and (b) receptive vs non-receptive ERA results for patients with failed euploid transfers on initial biopsy

(a)
	Receptive	Non-receptive	p value
Patients	49 (55.7)	39 (44.3)	0.75
RIF	33 (67.3)	29 (74.4)
1 prior failed	12 (24.4)	7 (17.9)
0 prior failed	4 (8.2)	3 (7.7)
Age	37.1 ± 4.3 years	37.9 ± 5.4 years	0.52
Prior implantation failures	2.8 ± 1.1 times	2.5 ± 0.6 times	0.32
Receptive	49 (100)	0	–
Pre-receptive	0	29 (74.4)
Post-receptive	0	4 (10.3)
Inadequate sampling	0	6 (15.4)
(b)
	Euploid receptive	Euploid non-receptive	p value
Patients	30 (62.5)	18 (37.5)	0.21
RIF	20 (66.7)	15 (83.3)
1 prior failed	10 (33.3)	3 (16.7)
0 prior failed	0	0
Age	36.9 ± 3.8 years	38.8 ± 5.8 years	0.97
Prior implantation failures	2.85 ± 1.3 times	2.7 ± 0.6 times	0.99
Receptive	30 (100)	0	–
Pre-receptive	0	15 (83.3)
Post-receptive	0	1 (5.6)
Inadequate sampling	0	2 (11.1)

N.B. Values expressed as N (%) and mean ± SD. p < 0.05 is significant

RIF recurrent implantation failure