Table 1.
Characteristics of the studied patients (n=228).
| Variable | mean/n | SD/% |
|---|---|---|
| Age (mean, SD) | 63.30 | 9.22 |
| Smoking status (n, %) | ||
| Smoker | 105.00 | 46.05 |
| Ex-smoker | 123.00 | 53.95 |
| Smoking index (mean, SD) | 53.40 | 46.49 |
| Co-morbidity (n, %) | 21.00 | 9.21 |
| DM | 9.00 | 3.95 |
| HTN | 16.00 | 7.02 |
| TLC (mean, SD) | 7.06 | 3.09 |
| RBCs (mean, SD) | 4.75 | 0.78 |
| HB (mean, SD) | 12.89 | 1.57 |
| PLT count (mean, SD) | 257.67 | 77.02 |
| MPV (mean, SD) | 8.33 | 1.42 |
| Arterial O2 Saturation (mean, SD) | 93.64 | 2.65 |
| PASP (mean, SD) | 43.24 | 17.61 |
Abbreviations: SD, standard deviation; n, number; DM, diabetes mellitus; HTN, hypertension; TLC, total leucocytes count (cell/µL)3; RBCs, red blood cell count (cell/µL)3; HB, hemoglobin (mg/dL); PLT, platelets count (cell/µL)3; MPV, mean platelet volume (fL); PASP, pulmonary artery systolic pressure (mmHg).