Table 4. In-Person School Days Saved among Enrolled Household Close Contacts.
| Total Participants with Positive COVID-19 Test or Symptoms following Household Exposure | Total Participants with Positive COVID-19 Test following Household Exposure | Number of School/Work Days Missed Due to Positive COVID-19 Test after Household Exposure, Na, median (min, Q1, Q3, max) | Total Participants with Symptoms following Household Exposure | Number of School/Work Days Missed due to Symptoms after Household Exposure, Na, median (min, Q1, Q3, max) | Total Number of Participants Who were Considered Positiveb following Household Exposure | Total School Days Saved/Total School Days Potentially Missed per Household Quarantine Policy | Total Work Days Saved/Total Work Days Potentially Missed per Household Quarantine Policy | |
|---|---|---|---|---|---|---|---|---|
| All districts, N (%) 95% CI | 108 | 73/320 (23%) (15.7%−34.4%) |
73, 4 (0, 3, 5, 9) | 59/320 (18%) (12.2%−28.1%) |
59, 3 (0, 0, 4, 9) | 93/320 (29%) (22.5%−36.6%) |
918/1125 (82%) | 593/724 (82%) |
| District A | 3 | 3/4 (75%) | 3, 4 (4, 4, 4, 4) | 2/4 (50%) | 2, 4 (4, 4, 4, 4) | 3/4 (75%) | 5/17 (29%) | 0/0(0%) |
| District B | 72 | 47/227 (21%) | 47, 4 (1, 3, 5, 5) | 38/227 (17%) | 38, 2 (0, 0, 4, 5) | 63/227 (28%) | 568/660 (86%) | 556/673 (83%) |
| District C | 2 | 1/7 (14%) | 1, 5 (5, 5, 5, 5) | 1/7 (14%) | 1, 8 (8, 8, 8, 8) | 1/7 (14%) | 38/51 (75%) | 0/0(0%) |
| District D | 30 | 21/77 (27%) | 21, 4 (0, 2, 4, 9) | 18/77 (23%) | 18, 3 (0, 1, 4, 9) | 25/77 (32%) | 283/368 (77%) | 37/51 (73%) |
| District E | 1 | 1/5 (20%) | 1, 5 (5, 5, 5, 5) | 0/5(0%) | 1/5 (20%) | 24/29 (83%) | 0/0(0%) | |
| Elementary school | 70 | 47/182 (26%) | 47, 4 (0, 3, 5, 5) | 38/182 (21%) | 38, 3 (0, 0, 4, 8) | 58/182 (32%) | 500/659 (76%) | 309/369 (84%) |
| Middle school | 21 | 14/73 (19%) | 14, 4 (0, 4, 5, 5) | 13/73 (18%) | 13, 2 (0, 0, 3, 5) | 19/73 (26%) | 279/312 (89%) | 100/127 (79%) |
| High school | 6 | 5/37 (14%) | 5, 4 (3, 4, 5, 8) | 3/37 (8%) | 3, 4 (0, 0, 8, 8) | 6/37 (16%) | 139/154 (90%) | 72/81 (89%) |
| Administration | 6 | 3/11 (27%) | 3, 3 (2, 2, 4, 4) | 3/11 (27%) | 3, 1 (0, 0, 4, 4) | 5/11 (45%) | 0/0(0%) | 34/48 (71%) |
| Unknown/multiple levels | 5 | 4/17 (24%) | 4, 3 (2, 2, 6, 9) | 2/17 (12%) | 2, 7 (5, 5, 9, 9) | 5/17 (29%) | 0/0(0%) | 78/99 (79%) |
CI, confidence interval; COVID-19, coronavirus 2019; Q1, quarter 1; Q3, quarter 3
a
N = number of participants who reported missed days
b
Total participants considered positive is the sum of the number of participants who received test confirmation of COVID-19 infection and the number of participants presumed positive (developed symptoms but did not received/report a negative test after development of symptoms)