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Table 2 Spirometric measurements at baseline and follow-up exam*

From: Higher body mass index may induce asthma among adolescents with pre-asthmatic symptoms: a prospective cohort study

Characteristics

Baseline

Follow-up

 

Boys

Girls

Boys

Girls

   

Asthma

Non-asthma

Asthma

Non-asthma

FEV1 (L)

3.30

±

0.58

2.66

±

0.43

3.41

±

0.53

3.46

±

0.54

2.64

±

0.40

2.64

±

0.39

FEV1 (% of predicted)

101.5

±

12.9

97.8

±

13.8

99.5

±

12.8

99.6

±

11.9

94.8

±

11.3

95.2

±

12.1

FVC (L)

3.64

±

0.64

2.88

±

0.45

3.73

±

0.62

3.74

±

0.60

2.80

±

0.42

2.81

±

0.41

FVC (% of predicted)

99.1

±

12.5

99.2

±

13.2

96.5

±

12.2

95.9

±

11.3

94.5

±

11.2

95.2

±

11.6

FEV1/FVC (%)

91.1

±

6.46

92.5

±

6.78

91.9

±

5.78

92.7

±

5.63

94.2

±

5.40

94.2

±

5.36

  1. FEV1, forced expiratory volume in one second; FVC, forced vital capacity.
  2. * Change in spirometric measurements between baseline and follow-up were statistically significant (p < 0.05).
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BMC Public Health

ISSN: 1471-2458

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