Variable | Negative culture | Positive culture | P value |
---|---|---|---|
No. = 32 | No. = 68 | ||
Age (mean ± SD) | 58.97 ± 11.26 | 56.51 ± 10.00 | 0.275 |
Sex, no (%) | |||
• Male | 16 (50%) | 52 (76.5%) | 0.008 |
• Female | 16 (50%) | 16 (23.5%) | |
Smoking, no (%) | |||
• Non smoker | 19 (59.4%) | 16 (23.5%) | 0.002 |
• Ex-smoker | 6 (18.8%) | 20 (29.4%) | |
• Current smoker | 7 (21.9%) | 32 (47.1%) | |
Co morbidities, no (%) | |||
• No comorbidities | 10 (32.25%) | 28 (40.5%) | 0.458 |
• Hypertension (HTN) | 5 (16.1%) | 6 (8.7%) | |
• Diabetes mellitus (DM) | 5 (16.1%) | 10 (14.5%) | |
• Both HTN and DM | 6 (19.4%) | 15 (21.7%) | |
• Ischemic heart disease | 0 (0.0%) | 4 (5.8%) | |
• Previous malignancy | 2 (6.5%) | 1 (1.4%) | |
• COPD | 14 (43.8%) | 48 (70.6%) | 0.010 |
Clinical presentation severity | |||
Dyspnea grade median (range) | 1 (0–3) | 2 (1–3) | < 0.001 |
• Cough score median (range) | 1 (0–3) | 3 (2–3) | < 0.001 |
• Chet pain score median (range) | 0 (0–2) | 1 (0–3) | < 0.001 |
• Hemoptysis score median (range) | 0.5 (0–1) | 3 (1–4) | < 0.001 |
• Fever, no (%) | 14 (43.8%) | 25 (36.8%) | 0.504 |