Table 1 Comparison between case and control groups regarding baseline factors
Group | Covid-19 | Control | P-value |
|---|---|---|---|
(N = 77) | (N = 322) | ||
Variables | Mean ± SD, Number (%) | Mean ± SD, Number (%) | |
Age (Years) | 65.4 ± 10.2 | 65.3 ± 11.8 | 0.94 |
Gender (Males) | 45(58.4%) | 195(60.6%) | 0.73 |
Comorbidities | |||
Obesity | 34 (44.2%) | 126 (39.1%) | 0.42 |
Smoking | 15 (19.5%) | 73 (22.7%) | 0.54 |
Diabetes Mellitus | 32 (41.6%) | 156 (48.4%) | 0.28 |
Hypertension | 36 (46.8%) | 141 (43.8%) | 0.64 |
History of TIA | 11 (14.3%) | 41 (12.7%) | 0.72 |
AF | 9 (11.7%) | 34 (10.6%) | 0.77 |
Stroke history | 12 (18.2%) | 38 (11.8%) | 0.34 |
Laboratory Findings | |||
TLC | 9.82 ± 2.56 | 8.11 ± 3.22 | < 0.0001 |
Lymphocytic count | 0.86 ± 0.12 | 1.33 ± 0.28 | < 0.0001 |
Hemoglobin g/dl | 12.71 ± 3.09 | 13.25 ± 2.94 | 0.15 |
Platelets count*10.3 | 356.9 ± 76.2 | 258.8 ± 84.6 | < 0.0001 |
D-dimer mcg/ml | 1.64 ± 0.77 | 0.63 ± 0.21 | < 0.0001 |
CRP mg/dl | 87.4 ± 25.4 | 34.16 ± 7.81 | < 0.0001 |
Levels of oxygen therapy | |||
Room air | 36 (46.7%) | 290 (90%) | < 0.0001* |
Low-flow oxygen | 19 (24.7%) | 16 (4.97%) | |
High-flow oxygen | 13 (16.9%) | 9 (2.8%) | |
Non-invasive CPAP | 1 (1.3%) | 2 (0.62%) | |
Invasive ventilation | 8 (10.4%) | 5 (1.55%) | |