Table 1 Demographic and spirometric values of the studied groups
From: Enhanced effector function of cytotoxic cells in the induced sputum of COPD patients
| Â | HNS | Smokers | COPD subjects |
|---|---|---|---|
Subjects | 5 | 10 | 11 |
Age (years) | 51 (42-68) | 51 (44-68) | 63 (44-73) |
Gender (M/F) | 1/4 | 5/5 | 6/5 |
Packs/yrs | 0 (0) | 35 (19-51) | 51 (27-77) |
Smoking status (Current/Ex) | 0 | 10/0 | 5/6 |
Chronic bronchitis (Yes/No) | 0 | 4/6 | 7/4 |
FEV 1 (% pred) | 112 (88-124) | 100 (89-122) | 59 (37-73) |
FEV 1 /FVC (%) | 78 (72-86) | 74 (73-82) | 54 (39-69) |
ΔFEV 1 post bronch | 2.2 (1.1-3.5) | 1.6 (1.1-2.7) | 3.9 (3.6-4.3) |
BMI (kg/m 2 ) | 26.4 (18.9-29.3) | 23.8 (20.0-31.0) | 24.7 (19.3-34.0) |
Inhaled GCS (on/off) | N/A | N/A | 7/4 |
MRC dyspnoea scale | N/A | N/A | 3 (2-4) |
Distance walked in 6 min (m) | N/A | N/A | 291 (168-554) |
BODE Index | N/A | N/A | 5 (1-7) |