Table 1.

Demographics table from clinical cases where maternal blood and cord blood samples were collected for repertoire analysis.

	Control	PPROM	P-value
Maternal age (y)	35.3 (31-39.6)	30 (24.1-35.9)	0.1097 (Mann-Whitney)
Race/Ethnicity			0.35 (Chi-squared)
African American	0%	10%
Caucasian	64%	50%
Hispanic	0%	30%
Asian	14%	10%
Other/Mixed	0%	0%
Unknown	21%	0%
Primigravid	7 (50%)	2 (20%)	<0.0001 (Fisher)
Gestational age at delivery (weeks)	39.65 (38.69-40.61)	34 (32.4-35.2)	<0.0001 (Fisher)
Cesarean delivery	1 (7%)	3 (30%)	0.2721 (Fisher)
Birth weight (g)	3396 (2934-3823)	2190 (1926-2640)	<0.0001 (Mann-Whitney)
Gender (male)	7 (50%)	6 (60%)	0.6968 (Fisher)

Data presented as N (%) or median (interquartile range). P-values calculated using Fisher exact or Mann-Whitney U test.

PPROM: Preterm premature rupture of fetal membranes