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Table 2 Maternal plasma TMAO concentration during pregnancy among overall subjects(N = 264)*

From: Association between risk of preeclampsia and maternal plasma trimethylamine-N-oxide in second trimester and at the time of delivery

Characteristic

T2 plasma TMAO (μg/m3)

TD plasma TMAO (μg/m3)

Change of TMAO (μg/m3)

Mean ± SD

90.39 ± 45.91

175.01 ± 160.97

84.62 ± 159.32

Median

84.80

138.60

54.13

Minimum

4.15

21.0

− 146.02

Maximum

305.00

1560.00

1255.00

First Quartile

57.58

86.30

0.00

Third Quartile

116.36

207.04

123.04

Spearman Correlation with T2 plasma TMAO

1.00

0.09*

−0.37ǂ

Spearman Correlation with TD plasma TMAO

0.09

1.00

0.87ǂ

  1. *p = 0.157; ǂ p < 0.001
  2. Abbreviation: TMAO trimethylamine-N-oxide; T2 the second trimester; TD the time of delivery
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