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Table 1 Association between sociodemographic, clinical, lifestyle and psychological characteristics with SARS-CoV-2 infection among HCW

From: A case–control study of factors associated with SARS-CoV-2 infection among healthcare workers in Colombia

Characteristics

Negative RT-PCR n = 113

Positive RT-PCR n = 110

Unadjusted OR (95% CI)

P value

Sociodemographic

Age, years

30 (26–34)

30 (27–34)

0.98 (0.95–1.02)

0.40

Gender, n (%)

Female, not taking hormonal contraceptives

82 (72.57)

57 (51.82)

Ref.

 

Female, taking hormonal contraceptives

11 (9.73)

16 (14.55)

2.09 (0.90–4.84)

0.08

Male

20 (17.70)

37 (33.64)

2.66 (1.40–5.04)

 < 0.01

Socioeconomic stratum, n (%)

 Low (1–2)

37 (32.74)

31 (28.18)

  

 Middle (3–4)

56 (49.56)

68 (61.82)

1.44 (0.80–2.63)

0.22

 High (≥ 5)

20 (17.70)

11 (10)

0.65 (0.27–1.57)

0.35

Race, n (%)

 White

37 (32.74)

31 (28.18)

Ref.

 

 Mestizo

63 (55.75)

62 (56.37)

1.17 (0.65–2.12)

0.59

 Afrocolombian

13 (11.50)

17 (15.45)

1.56 (0.66–3.71)

0.31

Highest educational level, n (%)

 Non-college education

50 (44.25)

62 (56.36)

Ref.

 

 College graduate

40 (35.39)

36 (32.73)

0.72 (0.40–1.30)

0.28

 Postgraduate education

23 (20.35)

12 (10.91)

0.42 (0.19–0.93)

0.03

Marital status, n (%)

 Married or in common law

41 (36.28)

45 (40.91)

Ref.

 

 Single or Divorced

72 (63.72)

65 (59.09)

0.82 (0.48–1.41)

0.48

Number of members in household, n (%)

  ≤ 1

24 (21.24)

37(33.64)

Ref.

 

  > 2

89 (78.76)

73 (66.36)

0.53 (0.29–0.97)

0.04

 Epidemiological weeks, weeks

27 (25–28)

27 (26–28)

1.11 (0.95–1.30)

0.18

Clinical, Life Style and Psychological risk factors

Obesity, n (%)

 Not overweight nor obese

53 (47.75)

44 (40.37)

Ref.

 

 Overweight

41 (36.94)

49 (44.95)

1.44 (0.81–2.56)

0.22

 Obese

17 (15.32)

16 (14.68)

1.13 (0.51–2.50)

0.76

Chronic disease, n (%)

 No

100 (88.50)

95 (86.36)

Ref.

 

 Yes (HBP, DM, Asthma Hypothyroidism)

13 (11.50)

15 (13.64)

1.21 (0.54–2.68)

0.63

Medication intake, n (%)

 Vitamins or supplements (yes)

20 (26.55)

20 (18.88)

0.61 (0.32–1.16)

0.14

 Chloroquine or Ivermectin (yes)

14 (12.39)

7 (6.36)

0.48 (0.19–1.24)

0.13

Smoking habit, n (%)

 No

92 (81.42)

85 (77.27)

Ref.

 

 Former or current smoker

21 (18.58)

25 (22.73)

1.28 (0.67–2.47)

0.44

Alcohol intake, n (%)

 Never

32 (28.32)

44 (40)

Ref.

 

 Monthly intake

71 (62.83)

57 (51.82)

0.58 (0.33–1.04)

0.07

 Weekly intake

10 (8.85)

9 (8.18)

0.65 (0.24–1.79)

0.41

Feeling scared or nervous, n (%)

 Never

41 (36.28)

57 (51.82)

Ref.

 

 Anytime

72 (63.72)

53 (48.18)

0.53 (0.31–0.90)

0.02

Insomnia, n (%)

 Never

49 (43.36)

52 (47.27)

Ref.

 

 Anytime

64 (56.64)

58 (52.73)

0.85 (0.50–1.45)

0.56

  1. HBP High Blood Pressure, DM Diabetes Mellitus