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Table 4 Association between baseline characteristics and PCR Positivity and Seropositivity: final model

From: SARS-CoV-2 seroprevalence and infection rate in Manila, Philippines prior to national vaccination program implementation: a repeated cross-sectional analysis

Variables

Unadjusted OR (95% CI)

Adjusted OR (95% CI)

SARS-CoV-2 PCR positivity

 Sex

  Male

1.27 (0.67, 2.42)

1.19 (0.60, 2.33)

 Age group

  Below 18 years

2.47 (0.98, 6.20)

2.91 (0.99, 7.97)

  40–49 years

1.32 (0.56, 3.15)

1.32 (0.52, 3.12)

  50–59 years

0.69 (0.20, 2.39)

0.85 (0.19, 2.68)

  60 years and above

2.82 (0.89, 8.97)

3.17 (0.83, 9.91)

 Enrollment period

  Second

0.80 (0.31, 2.03)

0.74 (0.28, 1.99)

  Third

0.35 (0.11, 1.07)

0.34 (0.10, 1.05)

  Fourth

1.24 (0.53, 2.91)

1.12 (0.47, 2.86)

 Household size

  > 4 members

2.57 (1.23, 5.36)

2.45 (1.18, 5.49)

 Frontline work status

  Frontliner

1.97 (1.03, 3.75)

2.27 (1.10, 4.75)

SARS-CoV-2 seropositivity

 Sex

  

  Male

0.86 (0.62, 1.19)

0.94 (0.61, 1.43)

 Age group

  

  Below 18 years

1.08 (0.61, 1.90)

0.79 (0.31, 1.93)

  40–49 years

0.93 (0.60, 1.44)

0.90 (0.52, 1.53)

  50–59 years

0.94 (0.57, 1.55)

0.88 (0.47, 1.66)

  60 years and above

0.56 (0.24, 1.31)

0.42 (0.14, 1.15)

 Enrollment period

  

  Second

6.91 (3.59, 13.32)

7.62 (3.67, 17.28)

  Third

6.68 (3.49, 12.79)

7.28 (3.48, 16.58)

  Fourth

6.32 (3.30, 12.15)

6.37 (3.01, 14.64)

 Post-secondary education

  

  Present

0.53 (0.38, 0.76)

0.42 (0.26, 0.67)

  Frontline work status

  

  Frontline worker

1.41 (1.00, 1.99)

1.81 (1.18, 2.80)