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Table 4 Subject demographics analysis

From: Sex differences in the late first trimester human placenta transcriptome

Demographics of patient samples for RNA-Seq

Female infants

(n = 17)

Male infants

(n = 22)

P value

n

Maternal age, years

39.4 ± 1.8

39.4 ± 2.9

0.9974a

39

Maternal race: Caucasian

17 (100%)

22 (100%)

N/A

39

Maternal ethnicity: Hispanic

2 (12%)

3 (14%)

1b

39

Maternal pre-pregnancy BMI, kg/m2

22.7 ± 3.5

21.9 ± 2.8

0.4416a

39

Gestational age at CVS, days

86 ± 7

81 ± 6

0.0503a

39

Crown-rump length (CRL), mm

58.8 ± 12.8

51.8 ± 10.2

0.0714a

37

Normal karyotype at CVS

17 (100%)

22 (100%)

N/A

39

Gestational age at delivery, days

272 ± 10

276 ± 11

0.1958a

37

Birth weight, grams

3176 ± 405

3715 ± 407

0.0006a*

34

  1. *Significant
  2. aStudent’s t test
  3. bFisher’s exact test