Spirometry

FEV1

FVC

FEF 25 - 75

Baseline

Mean

3.22

2.49

2.17

SD

0.94

0.81

0.99

First Trimester

Mean

3.15

2.44

2.15

SD

0.92

0.83

1.04

p-value

0.261

0.376

0.824

Third Trimester

Mean

2.92

2.29

2.10

SD

0.95

0.88

1.13

p-value

0.013

0.043

0.648

Postpartum 3 months

Mean

3.17

2.26

1.95

SD

1.32

0.77

0.97

p-value

0.013

0.008

0.038

Postpartum 6 months

Mean

2.99

2.35

2.12

SD

0.98

0.90

1.17

p-value

0.021

0.076

0.730

Postpartum 9 months

Mean

3.02

2.38

2.20

SD

1.03

0.94

1.26

p-value

0.012

0.109

0.832

Postpartum 12 months

Mean

3.04

2.31

1.92

SD

0.90

0.78

0.92

p-value

0.051

0.009

0.039