Variables | Pulmonary function tests - Mean (Standard error) | Categorization of lung disease - N (%) | ||||
---|---|---|---|---|---|---|
FEV1p | FVCp | FEV1/FVC | Normala | Obstructionb | Restrictionc | |
Total | ||||||
Seoul | 91.45 (0.61) | 92.10 (0.56) | 0.80 (0.004) | 587 (81.01) | 68 (7.41) | 94 (11.58) |
Jeju | 94.81 (1.74) | 95.58 (0.96) | 0.82 (0.008) | 69 (86.64) | 5 (3.51) | 7 (9.85) |
p value | 0.071 | 0.002 | 0.167 | 0.258 | ||
Male | ||||||
Seoul | 90.24 (0.73) | 91.26 (0.68) | 0.79 (0.005) | 236 (76.52) | 51 (10.60) | 53 (12.88) |
Jeju | 97.23 (1.19) | 96.37 (1.41) | 0.82 (0.005) | 34 (94.74) | 4 (4.29) | 1 (0.97) |
p value | < 0.001 | 0.001 | 0.001 | 0.001 | ||
Female | ||||||
Seoul | 92.71 (0.82) | 92.97 (0.67) | 0.81 (0.004) | 351 (85.63) | 17 (4.12) | 41 (10.25) |
Jeju | 92.44 (2.56) | 94.81 (1.28) | 0.81 (0.013) | 35 (78.71) | 1 (2.74) | 6 (18.54) |
p value | 0.922 | 0.208 | 0.971 | 0.229 |