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. 2021 Oct 1;9(10):1120. doi: 10.3390/vaccines9101120

Table 2.

SARS-CoV-2 status by risk categories—results of univariable logistic regression analyses (all statistical tests within the logistic regression were compared with SARS-CoV-2 negative tests; for factors comparing groups the reference category is marked in bold).

Risk Categories Negative Active Previous Active + Previous
n % n % OR p n % OR p n % OR p
Overall
Total 278 61.5 61 13.5 x x 113 25.0 x x 174 38.5 x x
Sex
Female (ref) 156 56.1 40 14.4 1 x 82 29.5 1 x 122 43.9 1 x
Male 122 70.1 21 12.1 0.671 0.1773 31 17.8 0.483 0.0028 52 29.9 0.545 0.0031
Ethnicity
Indigenous (ref) 243 64.0 47 12.4 1 x 90 23.7 1 x 137 36.1 1 x
Columbian 35 48.6 14 19.4 2.068 0.0402 23 31.9 1.775 0.0522 37 51,3 1.875 0.0152
Village
Ahuyamal 31 70.5 0 0 x 0.9613 13 29.5 0.606 0.1811 13 29.5 0.295 0.0007
Piñoncito 47 63.5 4 5.4 0.116 <0.0001 23 31.1 0.707 0.2631 27 36.5 0.404 0.0014
Sabana de Higuieron 78 88.6 0 0 x 0.9386 10 11.4 0.185 <0.0001 10 11.4 0.090 <0.0001
San Juan (ref) 78 41.3 57 30.2 1 x 54 28.6 1 x 111 58.8 1 x
Surimena 32 97.0 0 0 x 0.9607 1 3.0 0.045 0.0027 1 3.0 0.022 0.0002
Other 12 50.0 0 0 x 0.9759 12 50.0 1.444 0.4086 12 50.0 0.703 0.4164
Age
0−<15 62 65.3 14 14.7 0.912 0.8022 19 20.0 0.748 0.3630 33 34.7 0.810 0.4271
15−<25 48 56.5 9 10.6 0.757 0.5121 28 32.9 1.425 0.2365 37 43.5 1.173 0.5517
25−<45 (ref) 105 60.3 26 14.9 1 x 43 24.7 1 x 69 39.6 1 x
45−<60 38 67.9 7 12.5 0.744 0.5256 11 19.6 0.707 0.3707 18 31.1 0.721 0.3144
≥60 20 54.1 5 13.5 1.010 0.9860 12 32.4 1.465 0.3486 17 45.9 1.293 0.4802
Systolic blood pressure
Systolic blood pressure per 1 mmHg 255 x 50 x 1.016 0.1299 106 x 1.007 0.3892 156 x 1.009 0.1693
Diastolic blood pressure
Diastolic blood pressure per 1 mmHg 255 x 50 x 1.026 0.1232 105 x 0.977 0.0788 155 x 0.994 0.5900
Heart rate
Heart rate per 1 beat per minute 278 x 61 x 1.032 0.0044 113 x 0.984 0.0937 174 x 1.002 0.7950
Body temperature
Temperature per 1 °C 278 x 61 x 0.664 0.1289 113 x 0.748 0.1894 174 x 0.725 0.0836
O2 saturation
O2 per 1% 277 x 61 x 1.058 0.5312 113 x 0.957 0.5239 174 x 0.990 0.8728

OR = odds ratio; p = p-value from Wald’s test within logistic regression; ref = reference; x = not applicable.