From: Comparing microbiota profiles in induced and spontaneous sputum samples in COPD patients
 | n (%) |
---|---|
Sex | |
 Women | 11 (37%) |
 Men | 19 (63%) |
Age | |
 40-54 years | 4 (13%) |
 55 - 64 years | 18 (60%) |
 65 - 75 years | 8 (27%) |
Body composition | |
 Normal | 21 (70%) |
 Obese | 4 (13%) |
 Cachectic | 5 (17%) |
Smoking | |
 Ex | 18 (60%) |
 Current | 12 (40%) |
GOLD stage | |
 II (FEV1 50-80%) | 14 (47%) |
 III (FEV1 30-50%) | 12 (40%) |
 IV (FEV1 < 30%) | 4 (13%) |
Frequent exacerbatora | |
 No | 20 (67%) |
 Yes | 10 (33%) |
Using inhaled steroids | |
 No | 6 (20%) |
 Yes | 24 (80%) |
Using antibioticsb | |
 No | 30 (100%) |
 Yes | 0 (0%) |