Age years | 37.35±0.44 | 38.54±0.51 | 0.08 |
25(OH)D level nmol·L−1 | 56.87±1.12 | 57.28±1.28 | 0.81 |
<50.0 | 195 (43.72) | 138 (43.95) | 0.95 |
≥50.0 | 251 (56.28) | 176 (56.05) | |
Body mass index kg·m−2 | 26.86±0.26 | 26.80±0.22 | 0.86 |
Education years | | | 0.23 |
<10 | 84 (18.83) | 70 (22.29) | |
≥10 | 354 (79.37) | 242 (77.07) | |
Unknown | 8 (1.79) | 2 (0.64) | |
Social benefit recipient | | | <0.001 |
Yes | 166 (37.22) | 62 (19.75) | |
No | 201 (45.07) | 175 (55.73) | |
Unknown | 79 (17.71) | 77 (24.52) | |
Economic difficulties | | | 0.94 |
Yes | 179 (40.13) | 117 (37.26) | |
No | 207 (46.41) | 137 (43.63) | |
Unknown | 60 (13.45) | 60 (19.11) | |
Season | | | 0.73 |
December–May | 223 (50.00) | 161 (51.27) | |
June–November | 223 (50.00) | 153 (48.73) | |
Physical activity h·week−1 | | | 0.003 |
<1 | 99 (22.20) | 95 (30.25) | |
≥1 | 310 (69.51) | 180 (57.32) | |
Unknown | 37 (8.30) | 39 (12.42) | |
Smoking status | | | 0.08 |
Never | 161 (36.10) | 123 (39.17) | |
Current | 154 (34.53) | 84 (26.75) | |
Former | 118 (26.46) | 96 (30.57) | |
Unknown | 13 (2.91) | 11 (3.50) | |
Asthma medication (ever) | | | 0.002 |
Yes | 424 (95.07) | 279 (88.85) | |
No | 22 (4.93) | 34 (10.83) | |
Unknown | 0 | 1 (0.32) | |
Inhaled corticosteroids (last 6 months) | | | 0.06 |
Yes | 170 (38.12) | 99 (31.53) | |
No | 276 (61.88) | 215 (68.47) | |
Allergic rhinitis (ever) | | | 0.03 |
Yes | 270 (60.54) | 172 (54.78) | |
No | 85 (19.06) | 81 (25.80) | |
Unknown | 91 (20.40) | 61 (19.43) | |
FEV1 % predicted | 90.38±0.74 | 88.06±0.94 | 0.05 |
FVC % predicted | 95.77±0.59 | 95.58±0.75 | 0.84 |
FEV1/FVC ratio % | 78.40±0.39 | 75.01±0.53 | <0.001 |