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Table 1 Demographics and characteristics of exposure among students and staff exposed in school to a COVID-19 case in a school district in Georgia, December 2020–January 2021 (N=796)

From: Prevalence of risk behaviors and correlates of SARS-CoV-2 positivity among in-school contacts of confirmed cases in a Georgia school district in the pre-vaccine era, December 2020–January 2021

  Elementary Students
N=469
Middle/High Students
N=248
Staff
N=79
Total
N=796
Demographics
Gender
 Male 239 (51.0%) 151 (60.9%) 14 (17.7%) 404 (50.7%)
 Female 227 (48.4%) 97 (39.1%) 65 (82.3%) 389 (48.9%)
 Missing 3 (0.6%) - - 3 (0.4%)
Race/ethnicity
 Non-Hispanic White 58 (12.4%) 71 (28.6%) 49 (62.0%) 178 (22.4%)
 Non-Hispanic Black 127 (27.1%) 83 (33.5%) 21 (26.6%) 231 (29.0%)
 Hispanic or Latino/a 268 (57.1%) 87 (35.1%) 8 (10.1%) 363 (45.6%)
 Other categorya 16 (3.4%) 7 (2.8%) 1 (1.3%) 24 (3.0%)
School level
 Elementary (grades K-5) 469 (100.0%) - 52 (65.8%) 521 (65.5%)
 Middle (grades 6-8) - 121 (48.8%) 12 (15.2%) 133 (16.7%)
 High (grades 9-12) - 127 (51.2%) 10 (12.7%) 137 (17.2%)
 District-level - - 5 (6.3%) 5 (0.6%)
Characterstics of exposure
Index Case School Role
 Staff 220 (46.9%) 38 (15.3%) 38 (48.1%) 296 (37.2%)
 Student 246 (52.5%) 202 (81.5%) 35 (44.3%) 483 (60.7%)
 Missing 3 (0.6%) 8 (3.2%) 6 (7.6%) 17 (2.1%)
Reported primary exposure locationb
 Classroom/educationalc 369 (78.7%) 152 (61.3%) 50 (63.3%) 571 (71.7%)
 Bus 98 (20.9%) 29 (11.7%) 1 (1.3%) 128 (16.1%)
 Sports 1 (0.2%) 61 (24.6%) 4 (5.1%) 66 (8.3%)
 Office/Meeting - - 23 (29.1%) 23 (2.9%)
 Unknown 1 (0.2%) 6 (2.4%) 1 (1.2%) 8 (1.0%)
Concurrent exposure in school
 Exposed to one case in school at a time 442 (94.2%) 242 (97.6%) 78 (98.7%) 762 (95.7%)
 Concurrently exposed to two cases in school 23 (4.9%) 4 (1.6%) 1 (1.3%) 28 (3.5%)
 Concurrently exposed to ≥3 cases in school 4 (0.9%) 2 (0.8%) 0 (0.0%) 6 (0.8%)
  1. aIncludes participants who reported Asian or American Indian/Alaska Native identity, or unknown
  2. bThe school district assigned each contact a single predominant location for exposure
  3. cTutoring, after-school care, lunch