Table 1.
Demographic characteristics of the health system’s workforce: overall and according to Participation in the COVID-19 serology study
| |
Overall (N = 5204) |
Participants in the serology study (N = 433) |
Non-participants (N = 4771) |
P-value |
| Age (n = 5204) | 44.3 ± 13.5 | 46.5 ± 13.0 | 44.1 ± 13.5 | <0.001 |
| Sex (n = 4908) | ||||
| Female | 3676 (70.6%) | 341 (78.8%) | 3335 (69.9%) | 0.025 |
| Race (n = 4566) | ||||
| Non–Hispanic white | 2565 (56.2%) | 335 (77.4%) | 2230 (46.7%) | <0.001 |
| African American | 887 (19.4%) | 12 (2.8%) | 875 (18.3%) | |
| Hispanic | 594 (13.0%) | 28 (6.5%) | 566 (11.9%) | |
| Others | 520 (11.4%) | 33 (7.6%) | 487 (10.2%) | |
| Residential area COVID-19 cumulative attack rate (per 100,000) a | 1510.2 (897.4–2014.8) (n = 4627) | 1152.4 (840.5–1717.5) (n = 426) | 1627.5 (928.2–2285.7) (n = 4201) | <0.001b |
| Cumulative COVID-19 infection rate by PCR result | 165/5204 (3.17%) | 8/433 (1.85%) | 157/4771 (3.29%) | 0.134 |
Mean±SD for age. Count (%) for sex and race. Median (Q1–Q3) for residential area COVID-19 cumulative attack rate.
aLimited to those residing in New England area.
bWilcoxon rank sum test with continuity correction.