Table 2.
Univariate analyses to identify potential factors associated with COVID-19 seropositivity.
| n (%) | Seropositive, n (%) | Seronegative, n(%) | Seroprevalence (%) | p value | |
|---|---|---|---|---|---|
| Total | 1033 | 267 | 766 | 25.8 | |
| Median Age | 39 (20–89) | 37 (23–69) | 39 (20–89) | 0.001 | |
| Sex | |||||
| Male | 488 (47.2) | 153 (57.3) | 335 (43.7) | 31.4 | <0.001 |
| Female | 545 (52.8) | 114 (42.6) | 431 (56.2) | 20.9 | |
| Clinical Role | |||||
| Administrative Staff | 83 (8) | 14 (5.2) | 69 (9.1) | 16.8 | 0.051 |
| Ward boys | 68 (6.6) | 28 (10.5) | 40 (5.2) | 41.2 | 0.003 |
| Doctor | 240 (23.2) | 16 (6) | 224 (29.2) | 6.7 | <0.001 |
| Nurse | 297 (28.8) | 53 (19.8) | 244 (31.8) | 17.8 | <0.001 |
| Sanitary Workers | 203 (19.7) | 112 (41.9) | 91 (11.9) | 55.2 | <0.001 |
| Security | 53 (5.1) | 32 (12) | 21 (2.7) | 60.4 | <0.001 |
| Technical Staff | 89 (8.6) | 12 (4.5) | 77 (10) | 13.4 | 0.005 |
| Primary location of clinical work | |||||
| COVID-19 ICU | 45 (4.4) | 17 (6.3) | 28 (3.6) | 37.8 | 0.062 |
| COVID-19 ward | 77 (7.5) | 23 (8.6) | 54 (7) | 29.9 | 0.402 |
| Emergency Department | 29 (2.8) | 10 (3.7) | 19 (2.5) | 34.5 | 0.281 |
| Fever Clinic | 7 (0.7) | 2 (0.7) | 5 (0.6) | 28.6 | 1 |
| ICU | 131 (12.7) | 25 (9.3) | 104 (13.5) | 19.1 | 0.058 |
| Laboratories | 63 (6.1) | 4 (1.5) | 59 (7.7) | 6.3 | <0.001 |
| OPD | 172 (16.6) | 48 (18) | 124 (16.2) | 27.9 | 0.499 |
| Offices | 39 (3.8) | 2 (0.7) | 37 (4.8) | 5.1 | <0.001 |
| OT | 23 (2.2) | 2 (0.7) | 21 (2.7) | 8.7 | 0.088 |
| Other | 21 (2) | 3 (1.1) | 18 (2.3) | 14.3 | 0.004 |
| Ward | 426 (41.2) | 130 (48.7) | 296 (38.6) | 30.5 | 0.618 |
| PPE Type | |||||
| Type 1 | 338 (32.7) | 98 (36.7) | 240 (31.3) | 29 | 0.107 |
| Type 2 | 337 (32.6) | 79 (29.6) | 258 (33.7) | 23.4 | 0.219 |
| Type 3 | 358 (34.7) | 90 (33.7) | 268 (35) | 25.1 | 0.705 |
| Any History of Past exposure to SARS-COV-2 | |||||
| History of exposure to SARS-COV-2 | 162 (15.7) | 31(11.6) | 131 (17.1) | 19.1 | 0.034 |
| Not sure | 26 (2.5) | 8 (3) | 18 (2.3) | 30.8 | 0 .562 |
| No History of exposure | 845 (81.8) | 228 (85.4) | 617 (80.5) | 27.7 | 0.077 |
| Any History of Co-morbidities | |||||
| History of Co-morbidities | 170 (16.5) | 35 (13.1) | 135 (17.6) | 20.6 | 0 .087 |
| No History of Co-morbidities | 863 (83.5) | 232 (86.9) | 631 (82.3) | 26.9 | 0 .087 |
| Any previous History of symptoms suggestive of COVID-19 | |||||
| previous History of symptoms suggestive of COVID-19 | 5 (0.5) | 0 | 5 (0.6) | 0 | 0.336 |
| No previous History of symptoms suggestive of COVID-19 | 1028 (99.5) | 267 (100) | 761 (99.3) | 0.336 | |
| Residence in Containment zone | |||||
| History of Residence in Containment zone | 9(0.9) | 2 (0.7) | 7 (0.9) | 22.2 | 1.000 |
| No History of Residence in Containment zone | 1024 (99.1) | 265 (99.2) | 759 (99.1) | 25.9 | 1.000 |