Table 1. Sociodemographic, anthropometric and clinical characteristics of participants.
| Characteristics | Baixo Vouga cohort | Portuguese cohort | |
|---|---|---|---|
| COPD (n = 255) | Control (n = 243) | Control + Minho (n = 623) | |
| Age (years) | 68 [61, 74] | 67 [60, 72] | 66 [58, 72] |
| Gender (Male), n (%) | 203 (79.61%) | 176 (72.43%) | 359 (57.62%) |
| Body mass Index (Kg/m2) | 25.97 [23.44, 29.73] | 27.32 [24.91, 29.75] | 27.53 [25.08, 30.22] |
| FEV1 (Litres) | 1.32 [0.94, 1.81] | 2.58 [2.11, 3.06] | NA |
| FEV1/FVC | 53.02 [41.24, 61.94] | 83.90 [78.01, 89.02] | NA |
N (%)—number of individuals and corresponding percentage; remaining data is presented as medians with interquartile range in square brackets. FEV1—Forced Expiratory Volume in 1-sec in litres; FVC—Forced Vital Capacity in litres; NA—no data available.