Circulating Anti-PLAC1 Antibodies during Pregnancy and in Women with Reproductive Failure: A Preliminary Analysis

Table 1

Demographics of the patients included in the study.

	Women with unexplained infertility or RPL (𝑛=45)	Healthy pregnant women (𝑛=103)	𝑃
Age at inclusion in study, mean (SD)	35 (±4.46)	30.6 (±5.5)	0.00
Body mass index (kg/m^2)^a, mean (SD)	28 (±8)	27 (±7)	0.43
Ethnicity, 𝑛 (%)
Caucasian	35 (78)	73 (71)
African-American	1 (2.5)	11 (12)
Hispanic	6 (13.5)	13 (13)
Asian	2 (4.4)	1 (1)
Missing	1 (2.2)	5 (5)
Smokers (𝑛, %)	11 (24)	15 (14.5)	0.15
Gravida (median, range)	1.5 (0–10)	2 (0–6)	0.18
Abortions (median, range)	1 (0–6)	0 (0–2)	0.00

^aPrepregnancy weight was used to determine BMI in healthy pregnant women.