Table 1 Study member characteristics at age 26 and 32 years
AgeWomenMen
26nYes%nYes%
Smokers44216537.349417836.0
Asthma4489020.14999218.4
nMedianIQRnMedianIQR
CRP* (mg/l)39031–745121–3
nMeanSDnMeanSD
FEV1 (litres)4263.380.484764.650.69
BMI (kg/m2)44524.94.949425.13.9
32nYes%nYes%
Smokers44415234.249518437.2
Asthma4427316.54938918.1
nMedianIQRnMedianIQR
CRP* (mg/l)4061.390.56–3.334551.010.52–1.90
nMeanSDnMeanSD
FEV1 (litres)4343.330.484804.430.65
BMI (kg/m2)43925.95.648826.34.3
  • Pregnant women are excluded. CRP, C-reactive protein; FEV1, forced expiratory volume in one second; BMI, body mass index; SD, standard deviation; IQR, interquartile range.