Table 1 Demographic and functional characteristics of the sample studied (n = 248 patients)
From: Validation of the severe respiratory insufficiency questionnaire for Chile
COPD | COPD-OSA | TB | Non- CF BE | NMD | KYPH | OHS | Various | All patients | |
|---|---|---|---|---|---|---|---|---|---|
n (%) | 66 (26.6) | 34 (13.7) | 8 (3.2) | 18 (7.3) | 28 (11.2) | 27 (10.9) | 60 (24.2) | 7 (2.8) | 248 |
Age in years (median ± SD) | 71 ± 8.2 | 67 ± 10.7 | 67 ± 8.7 | 46 ± 15.1 | 24 ± 15.2 | 54 ± 20.8 | 61 ± 11.6 | 59 ± 21.6 | 62 ± 17.5 |
Sex (male/ female) | 33/33 | 18/16 | 3/5 | 11/7 | 17/11 | 15/12 | 18/42 | 1/6 | 116/132 |
Months on NIV (mean ± SD) | 29.7 ± 25.6 | 41.4 ± 25 | 44.5 ± 27.1 | 31.0 ± 22.1 | 55.1 ± 42.6 | 39.0 ± 27.1 | 37.2 ± 26 | 30.0 ± 16 | 37.6 ± 28.5 |
Use of NIV h/day (mean ± SD) | 7.4 ± 2.3 | 7.5 ± 1.7 | 8.3 ± 1.4 | 8.4 ± 2 | 8.1 ± 3.2 | 8.4 ± 3.9 | 7.0 ± 1.4 | 7.8 ± 1.1 | 7.6 ± 2.4 |
FVC % pred (mean ± SD) | 58.8 ± 21.5 | 63.4 ± 16.3 | 58.2 ± 9.3 | 47.0 ± 21.5 | 36.9 ± 18.9 | 38.7 ± 14.1 | 70.5 ± 18.0 | 46.8 ± 15.9 | 57.1 ± 21.6 |
FEV1% pred (mean ± SD) | 33.5 ± 17.2 | 49.5 ± 18.5 | 40.3 ± 6.1 | 34.4 ± 21.4 | 38.0 ± 17.5 | 35.0 ± 10.9 | 68.1 ± 20.1 | 35.8 ± 11.4 | 45.5 ± 22.2 |
FEV1/ FVC % (mean ± SD) | 45.5 ± 15 | 61.6 ± 15.3 | 55.6 ± 9.2 | 56.1 ± 12.6 | 89.3 ± 8.6 | 78.2 ± 13.8 | 77.9 ± 10.3 | 65.7 ± 21.2 | 65.3 ± 20 |
pH (mean ± SD) | 7.36 ± 0.04 | 7.36 ± 0.04 | 7.35 ± 0.03 | 7.38 ± 0.03 | 7.38 ± 0.03 | 7.37 ± 0.05 | 7.37 ± 0.01 | 7.36 ± 0.01 | 7.36 ± 0.04 |
PaCO2 (mean ± SD) | 59.8 ± 9.4 | 61.7 ± 11.6 | 60.2 ± 6.3 | 59.5 ± 5.4 | 57 ± 23.3 | 57.3 ± 9.7 | 58.9 ± 10.5 | 59.3 ± 13.9 | 59.3 ± 11 |