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Table 1 Baseline characteristics of the participants of the PneumoLaus study, 2014–2017, Lausanne, Switzerland

From: GLI 2012 equations define few spirometric anomalies in the general population: the PneumoLaus study

Characteristics Overall Women Men p-value
Sample size 3342 1863 1479  
Age (years) 62.6 ± 10.0 63.2 ± 9.9 62.0 ± 10.0 < 0.001
Caucasian (%) 3261 (97.6) 1822 (97.8) 1439 (97.3) 0.347
Body mass index (kg/m2) 26.4 ± 4.7 25.8 ± 5.0 27.0 ± 4.0 < 0.001
  1. Results are expressed as number of participants and (column percentage) for categorical variables and as average ± standard deviation for continuous variables. Between-group analysis performed using chi-square test for categorical variables and student’s t-test for continuous variables