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Table 2 Adjusted means and 95% confidence intervals of lung function testing variables by sex, atopy and asthma (n = 1614) *

From: Pulmonary function in adults with recent and former asthma and the role of sex and atopy

 

FVC(L)

FEV1 (L)

FEV1/FVC(%)

Mean

95% CI

Mean

95% CI

Mean

95% CI

Sex

Men

4.39

4.34-4.45

3.54

3.49-3.59

80.6

79.9-81.2

Women

3.72

3.67-3.76

2.97

2.93-3.01

79.9

79.3-80.4

P value

<0.001

<0.001

0.158

Atopy

No

4.01

3.98-4.04

3.22

3.19-3.24

80.2

79.8-80.6

Yes

4.02

3.97-4.07

3.22

3.18-3.27

80.1

79.6-80.7

P value

0.668

0.776

0.924

Ever asthma

No

4.02

3.99-4.05

3.23

3.20-3.26

80.4

80.0-80.7

Yes

3.92

3.82-4.02

3.07

2.98-3.16

77.8

76.7-79.0

P value

0.050

0.001

<0.001

  1. *Multivariate analysis of variance; models included sex, age, height, weight, waist circumference, smoking, atopy and asthma.
  2. FVC, forced vital capacity; FEV 1 , forced expired volume in one second; SE, standard error; WC, waist circumference.