Univariate

Multivariate

Odds ratio

p-Value

Odds ratio

95% CI

p-Value

BMI at first PNV

1.03

0.038

1.02

0.99 - 1.06

0.165

Pre-gestation DM

0.88

0.571

-

-

-

Pre-gestation hypertension

1.77

0.006

1.52

0.94 - 2.44

0.086

Weekly GWG (lbs)

1.07

0.034

1.06

0.99 - 1.14

0.107

Total PNV

1.07

0.013

1.06

0.99 - 1.12

0.094

Maternal age

1.00

0.913

-

-

-

Parity

0.36

0.000

0.39

0.25 - 0.61

0.000