Table 3 Lung function parameters, 6MWT and K-BILD results divided by smoking status and gender
From: Gender differences at presentation of idiopathic pulmonary fibrosis in Sweden
| Total | Never smoker | Ex-smoker | ||||
|---|---|---|---|---|---|---|
| Male | Female | Male | Female | Male | Female | |
| Lung function | ||||||
| FVC% (N = 287) | N = 198 | N = 89 | N = 50 | N = 37 | N = 139 | N = 47 |
| 68.9 ± 14.4* | 73.0 ± 17.7 | 69.7 ± 18.0 | 66.8 ± 16.8 | 68.7 ± 12.7** | 75.8 ± 16.3 | |
| FEV1% (N = 307) | N = 215 | N = 92 | N = 54 | N = 38 | N = 152 | N = 49 |
| 76.1 ± 16.1 | 76.0 ± 17.7 | 76.8 ± 18.5 | 71.3 ± 18.9 | 76.4 ± 14.6 | 78.6 ± 16.1 | |
| TLC%, (N = 193) | N = 141 | N = 52 | N = 35 | N = 21 | N = 103 | N = 31 |
| 62.2 ± 11.8* | 68.6 ± 11.3 | 61.8 ± 11.9 | 64.4 ± 10.8 | 62.0 ± 11.7*** | 71.3 ± 11.0 | |
| DLCO% (N = 221) | N = 158 | N = 63 | N = 39 | N = 25 | N = 113 | N = 35 |
| 45.2 ± 13.6 | 48.8 ± 14.4 | 49.7 ± 14.1 | 46.7 ± 14.2 | 43.8 ± 13.3* | 49.3 ± 13.3 | |
| 6WMT (N = 198) | N = 139 | N = 59 | N = 35 | N = 22 | N = 102 | N = 35 |
| 6MWD, (M ± SD, m) | 427 ± 128 | 411 ± 113 | 439 ± 136* | 355 ± 140 | 426 ± 125 | 446 ± 79 |
| B-SpO2% (M ± SD, %) | 95.7 ± 2.30 | 95.9 ± 2.3 | 95.4 ± 2.0 | 95.8 ± 2.7 | 95.8 ± 2.4 | 95.9 ± 2.1 |
| L-SpO2% (M ± SD, %) | 85.9 ± 6.44 | 86.6 ± 7.4 | 85.8 ± 6.5 | 88.0 ± 8.5 | 85.8 ± 6.4 | 85.7 ± 6.6 |
| K-BILD (N = 292) | N = 210 | N = 82 | N = 55 | N = 33 | N = 146 | N = 44 |
| Psychological | 55.1 ± 16.6 | 54.9 ± 15.6 | 57.8 ± 16.1 | 53.0 ± 13.2 | 54.4 ± 17.0 | 55.6 ± 17.7 |
| Breathlessness and activities | 36.8 ± 18.7 | 40.0 ± 17.1 | 38.5 ± 21.9 | 34.5 ± 13.7 | 37.2 ± 17.1 | 41.3 ± 16.7 |
| Chest symptoms | 64.1 ± 21.7 | 66.0 ± 22.9 | 71.4 ± 21.4* | 60.6 ± 20.4 | 62.5 ± 21.4 | 67.9 ± 24.2 |
| Total | 53.6 ± 10.9 | 54.3 ± 10.1 | 55.5 ± 11.1 | 51.8 ± 7.8 | 53.3 ± 11.0 | 55.1 ± 11.3 |
