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Table 1 Baseline characteristics of subjects

From: The impact of diurnal variation on induced sputum cell counts in healthy adults

Characteristic Value
Age, yr 35(9.8)
Male:Female 25:40
Ethnicity, n (%)  
  Caucasian 50 (77)
  Asian 10 (15)
  Other 5 (8)
BMI, kg/m2 29.7 (4.8)
Smoking, Pack-years 0.3 (1)
FEV1, L 3.52 (3.13,4.17)
FEV1 (% pred) 106 (97,114)
FVC, L 4.42 (3.89,5.52)
FVC (% pred) 109 (98,120)
FEV1/FVC, % 0.8 (0.77,0.85)
  1. Definition of abbreviations: BMI = body mass index, FEV 1 = forced expiratory volume in one second, FRC = functional residual capacity, FVC = forced vital capacity. Parametric data are shown as mean (SD). Non-parametric variables are reported as median (IQR).