Table 1.
Demographic Characteristics of Cases and Controls
| Parameter | COVID-19 cases | Control group A | Control group B | P value |
|---|---|---|---|---|
| N | 320 | 320 | 280 | |
| Age, mean (y) | 38.02 ± 11.4 | 37.94 ± 11.9 | 38.47 ± 11.7 | .87 (group A) .76 (group B) |
| Gender | ||||
| Male | 163 (50.9%) | 175 (54.6%) | 172 (61.4%) | .88 (group A) |
| Female | 157 (49.0%) | 145 (45.3%) | 108 (38.5%) | |
| Comorbidities | .17 (group A) .33 (group B) |
|||
| Diabetes | 27 (8.4%) | 16 (5.0%) | 12 (4.2%) | |
| Hypertension | 37 (11.5%) | 21 (6.6%) | 21 (7.5%) | |
| CAD | 8 (2.5%) | 5 (1.5%) | 0 | |
| CKD | 4 (1.2%) | 1 (0.3%) | 0 | |
| Test to confirm | ||||
| RT-PCR | 275 (85.9%) | |||
| CB-NAAT | 45 (14.1%) | |||
| Severity of COVID-19 | ||||
| Mild | 238 (74.3%) | — | — | |
| Moderate | 71 (22.1%) | — | — | |
| Severe | 11 (3.4%) | — | — |
CAD, coronary artery disease; CB-NAAT, cartridge based-nucleic acid amplification test; CKD, chronic kidney disease; RT-PCR, reverse transcriptase-polymerase chain reaction.