Table 1 A list of socio-demographic and risk behaviors in the indigenous population of Dourados/MS.

From: Seroprevalence of Treponema pallidum infection in Brazilian indigenous people: a cross-sectional study

Variables

n (1,927)

%

Positive (56) #

% (2.9)

p-value

Socioeconomics variables

 Village

    

0.014

  Bororó

1,030

53.45

39

3.79

 

  Jaguapiru

897

46.55

17

1.90

 

 Ethnicity

    

-

  Guarani

1,319

68.44

42

3.18

 

  Terena

389

20.18

7

1.80

 

  Others

219

11.36

7

3.19

 

 Housing type

    

0.024

  Shack

447

22.8

20

4.47

 

  House

1,480

77.2

36

2.43

 

 Piped Water

    

0.052

  No

145

7.55

8

5.51

 

  Yes

1,782

92.47

48

2.69

 

 Education

    

0.016*

  Illiterate

220

11.42

10

4.55

 

  1 to 4 years

465

24.13

21

4.52

 

  5 to 12 years

1,133

58.79

24

2.12

 

  Graduation

109

5.66

1

0.92

 

 Family unit (number of peoples)

    

0.058*

  One

53

2.75

1

1.89

 

  Two

226

11.73

6

2.65

 

  Between 3 and 5

1,155

59.94

27

2.34

 

  More than 6

493

25.58

22

4.46

 

Risk behaviors

 Number of sexual partners

    

0.004

  One

1,611

83.60

39

2.42

 

  More than 2

316

16.40

17

5.38

 

 History of genital lesion

    

0.014*

  No

1,894

98.29

52

2.75

 

  Yes

33

1.71

4

12.12

 

 History of STI

    

0.000

  No

1,858

96.41

41

2.21

 

  Yes

69

3.58

15

21.74

 
  1. The chi-squared test was used by test association between variables, and Ficher’s test used for variables with less than 5.
  2. STI sexually transmitted infectious, ELISA enzyme-linked immunosorbent assay, VDRL venereal disease research laboratory.
  3. #Samples positive in rapid test and VDRL.
  4. *Exact Fisher Test. Familiar income is based in Brazilian minimal wage of 2020 (244.00 USD).
  5. **Smokers were defined as those who reported smoking every day, regardless of the amount.
  6. ***Auto reported use, casually or not, regardless of the amount. Bold: variables with p values less than 0.2.
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