Skip directly to site content Skip directly to page options Skip directly to A-Z link Skip directly to A-Z link Skip directly to A-Z link
Volume 26, Number 11—November 2020
Research

Analysis of SARS-CoV-2 Transmission in Different Settings, Brunei

Liling ChawComments to Author , Wee Chian Koh, Sirajul Adli Jamaludin, Lin Naing, Mohammad Fathi Alikhan, and Justin Wong
Author affiliations: Universiti Brunei Darussalam, Jalan Tungku Link, Brunei (L. Chaw, L. Naing); Centre for Strategic and Policy Studies, Jalan Pasar Baru Gadong, Brunei (W.C. Koh); Ministry of Health, Bandar Seri Begawan, Brunei (S.A. Jamaludin, M.F. Alikhan, J. Wong)

Main Article

Table 2

Risk factors for severe acute respiratory syndrome coronavirus 2 infection among close contacts, Brunei*

Characteristics Total, n = 1,755 Positive, n = 51 Attack rate, % (95% CI) Crude risk ratio (95% CI)† Adjusted risk ratio (95% CI)‡
Sex
M 913 24 2.6 (1.7–3.9) Referent Referent
F 842 27 3.2 (2.2–4.7) 1.22 (0.71–2.11) 1.23 (0.69–2.27)
Age group
0–9 267 4 1.5 (0.4–3.8)§ Referent Referent
10–19 163 8 4.9 (2.3–9.8) 3.28 (1.05–12.12) 1.92 (0.63–7.03)
20–29 364 13 3.6 (2.0–6.2) 2.38 (0.85–8.39) 1.91 (0.70–6.61)
30–39 441 6 1.4 (0.6–3.1) 0.91 (0.26–3.53) 0.85 (0.24–3.38)
40–49 255 9 3.5 (1.7–6.8) 2.36 (0.78–8.61) 1.95 (0.63–7.32)
50–59 174 8 4.6 (2.2–9.2) 3.07 (0.98–11.36) 1.84 (0.58–7.05)
≥60 83 3 3.6 (0.8–10.2)§ 2.41 (0.48–10.74) 1.00 (0.20–4.51)
Types of close contact
Social 445 4 0.9 (0.2–2.3)§ Referent Referent
Relatives 144 5 3.5 (1.3–8.3) 3.86 (1.04, 15.43) 4.13 (1.10–16.51)
Local religious gathering 54 8 14.8 (7.1–27.7) 16.48 (5.38–60.13) 15.60 (4.81–59.87)
Workplace or school 848 6 0.7 (0.3–1.6) 0.79 (0.23–3.07) 0.79 (0.23–3.10)
Household
Child 85 12 14.1 (7.8–23.8) 15.71 (5.62–55.16) 14.09 (4.79–51.54)
Spouse 31 13 41.9 (24.1–60.7) 46.65 (17.77–158.39) 45.20 (16.76–156.12)
Others¶ 148 3 2.0 (0.4–5.8)§ 2.26 (0.45–10.2) 2.23 (0.44–10.0)

*Bold text indicates statistically significant value.
†Calculated by using simple log-binomial regression.
‡Calculated by using multiple log-binomial regression (sex, p = 0.485; age group, p = 0.339; types of close contact, p<0.001).
§For counts <5, calculated by using binomial 95% CI.
¶Others include siblings, parents, housekeepers, or relatives, such as grandparents and grandchildren.

Main Article

Page created: August 17, 2020
Page updated: October 17, 2020 10:21 PM EDT
Page reviewed: October 17, 2020 10:21 PM EDT
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
file_external