Table 1 Baseline features of study population
Baseline characteristics | Overall | Center of provenience | p | Setting of PR program | p | ||
|---|---|---|---|---|---|---|---|
Aa (n. 20) | Bb (n. 21) | In (n. 30) | Out (n. 11) | ||||
Age (years) | 66.9 ± 10.9 | 67.8 ± 9.7 | 65.4 ± 11.1 | .74 | 70.3 ± 15.7 | 62.4 ± 7.1 | 0.12 |
Gender (males: females) | 27: 14 | 13: 7 | 14: 7 | .99 | 21: 9 | 8: 3 | 0.99 |
BMI (kg/m2) | 28.1 ± 3.4 | 27.8 ± 2.4 | 28.3 ± 1.1 | .84 | 27.6 ± 7.4 | 29.3 ± 1 | 0.46 |
Diagnosis (IPF: non IPF) | 26: 15 | 13: 7 | 13: 8 | .99 | 18: 12 | 8: 3 | 0.72 |
Smoking history (yes: no) | 30: 11 | 16: 4 | 14: 7 | .48 | 21: 9 | 9: 2 | 0.69 |
GAP index -for IPF only- | 3.74 ± 1.69 | 4.14 ± 2.19 | 3.24 ± 1.15 | .11 | 4.36 ± 3.19 | 3.24 ± 1 | 0.345 |
Inpatients (in: out) | 30: 11 | 15: 5 | 15: 6 | .99 | – | – | – |
O2 therapy (yes: no) | 12: 29 | 5: 15 | 7: 14 | .73 | 10: 20 | 2: 9 | .46 |
O2 therapy (continuous: during effort) | 8: 4 | 3: 1 | 5: 3 | .99 | 7: 3 | 1: 1 | .99 |
Arterial pO2 (mmHg) | 68 ± 12 | 70 ± 10 | 66 ± 7 | .14 | 64 ± 14 | 71 ± 3 | .11 |
Arterial pCO2 (mmHg) | 37 ± 4 | 38 ± 5 | 37 ± 2 | .4 | 37 ± 4 | 37 ± 1 | .99 |
FVC (% predicted) | 74.5 ± 21.4 | 72.4 ± 16.4 | 75.8 ± 7.4 | .39 | 70.4 ± 16.4 | 77.8 ± 8.4 | .16 |
FEV1 (% predicted) | 78.7 ± 20.7 | 79.6 ± 19.6 | 77.4 ± 21.7 | .74 | 72.6 ± 19.6 | 79.4 ± 12.7 | .29 |
DLCO (% predicted) | 45.5 ± 20.9 | 43.3 ± 21.2 | 46.9 ± 19.5 | .57 | 42.4 ± 19.2 | 47.9 ± 12.5 | .38 |