Table 2.
Prevalence and correlates of anti-SARS-CoV-2-IgG among pediatric healthcare workers enrolled in a prospective cohort study, Atlanta, Georgia, April-August 2020.
| ALL HCWs (N) | IgG Positive n (%) | PR (95% CI) | aPR (95% CI)a | |
|---|---|---|---|---|
| Overall | 642 | 26 (4.0) | ||
| Age (years) | ||||
| 18–30 | 132 | 7 (5.3) | Ref | |
| 31–40 | 237 | 10 (4.2) | 0.80 (0.31, 2.04) | |
| 41–50 | 144 | 6 (4.2) | 0.79 (0.27, 2.28) | |
| 51+ | 129 | 3 (2.3) | 0.44 (0.12, 1.66) | |
| Sex | ||||
| Male | 97 | 6 (6.2) | 1.69 (0.69, 4.09) | |
| Female | 545 | 20 (3.7) | Ref | |
| Work location | ||||
| Pediatric ED only | 202 | 17 (8.4) | 4.11 (1.87, 9.07) | 2.90 (1.19, 7.03) |
| Pediatric Non-ED | 440 | 9 (2.0) | Ref | Ref |
| Job Position | ||||
| Medical Doctor | 148 | 11 (7.4) | 2.45 (1.15, 5.21) | 1.72 (0.71, 4.15) |
| Other | 494 | 15 (3.0) | Ref | Ref |
| Hours worked per week | ||||
| <35 | 199 | 13 (6.5) | 2.23 (1.05, 4.71) | 1.42 (0.62, 3.24) |
| 35+ | 443 | 13 (2.9) | Ref | Ref |
| Children in home | 1.23 (0.58, 2.63) | |||
| Yes | 312 | 14 (4.5) | Ref | |
| No | 330 | 12 (3.6) | ||
| Senior/high-risk in home | 0.90 (0.31, 2.57) | |||
| Yes | 110 | 4 (3.6) | Ref | |
| No | 519 | 21 (4.0) | ||
| Travel | 0.76 (0.18, 3.22) | |||
| Any international | 53 | 2 (3.8) | 0.61 (0.26, 1.40) | |
| Domestic only | 266 | 8 (3.0) | Ref | |
| None | 323 | 16 (5.0) | 1.23 (0.58, 2.63) | |
| Exposed to known COVID+ | ||||
| Yes | 200 | 15 (7.5) | 3.01 (1.41, 6.44) | 2.72 (1.26, 5.88) |
| No | 442 | 11 (2.5) | Ref | Ref |
Bold for p-values highlighted significant observations.
a
Adjusted prevalence ratio (aPR) from modified Poisson regression model including the following variables: Work Location (Pediatric ED vs. Non-ED), Job Position (MD vs. other), Hours Worked and Exposure to Known COVID + Individual. ED = Emergency Department.