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Table 2 Lung function and physical fitness at baseline and follow-up, n = 745

From: Cross-sectional and longitudinal analyses of the association between lung function and exercise capacity in healthy Norwegian men

 

Baseline visit

Follow-up visit

p value*

Absolute values

% predicted

Absolute values

% predicted

FEV1 (L)

3.8 ± 0.5

95.0 ± 9.8

3.5 ± 0.7

97.5 ± 16.3

<  0.001

FVC (L)

4.7 ± 0.7

95.6 ± 10.1

4.4 ± 0.7

92.8 ± 11.1

<  0.001

PEF (L/min)

558.4 ± 65.5

92.3 ± 10.2

544.7 ± 72.4

90.5 ± 12.0

<  0.001

Physical fitness (kJ/kg)

2.1 ± 0.8

1.02 ± 0.6

<  0.001

  1. Legend: Values presented as mean ± SD. FEV1 forced expiratory volume in 1 s; FVC forced vital capacity, PEF peak expiratory flow. * p value for paired t-test for absolute values