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Table 1 Characteristics of Study Participants

From: Effectiveness of the polysaccharide pneumococcal vaccine among HIV-infected persons in Brazil: a case control study

Characteristic

Cases (79)* n %

Controls (242)* N %

OR Crude

95% C.I.

Age (yrs)

    

   ≤ 38

42 (53.16)

131 (54.13)

1.0

0.64 – 1.76

   ≥ 39

37 (46.84)

111 (45.87)

1.06

 

Gender

    

   Female

30 (37.97)

88 (36.36)

1.0

0.58 – 1.60

   Male

49 (62.03)

154 (63.64)

0.96

 

Education

    

   University

5 (6.94)

42 (17.57)

1.0

 

   High

18 (25.00)

81 (33.89)

1.89

0.64 – 5.55

   Middle

22 (30.56)

61 (25.52)

3.07

1.05 -9.00

   Elementary

27 (37.50)

54 (22.94)

5.18

1.72 – 15.57

   Illiterate

0 (0.00)

1 (0.42)

--

--

Race/Ethnicity

    

   White

48 (61.54)

156 (67.24)

1.0

0.73 – 2.16

   "Non-White"

30 (38.46)

76 (32.76)

1.25

 

Housing

    

   Standard

61 (81.33)

228 (94.61)

1.0

1.78 – 9.94

   Substandard

14 (18.67)

13 (5.39)'

4.20

 

Ever smoked

    

   No

22 (31.88)

105 (42.98)

1.0

0.85 -2.72

   Yes

47 (68.12)

137 (57.02)

1.52

 

Alcohol consumption

    

   No

63 (79.75)

221 (91.32)

1.0

1.42 – 5.86

   Yes

16 (20.25)

21 (8.68)

2.88

 

Injection drug user

    

   No

50 (69.44)

208 (87.03)

1.0

1.48 – 5.28

   Yes

22 (30.56)

31 (12.97)

2.79

 

Close contact w/child

    

   No

38 (52.78)

176 (87.03)

1.0

1.53 – 5.14

   Yes

34 (30.56)

66 (12.97)

2.81

 

Prev. hosp w/pneumonia

    

   No

41 (56.94)

191 (78.93)

1.0

1.58 – 4.98

   Yes

31 (43.06)

51 (21.07)

2.80

 

ARV** at the last visit

    

   No

28 (35.44)

34 (14.05)

1.0

0.14 – 0.49

   Yes

51 (64.56)

208 (85.95)

0.26

 

Received pneumo vaccine

    

   No

65 (82.28)

157 (64.88)

1.0

0.19 – 0.72

   Yes

14 (17.72)

85 (31.12)

0.37'

 
  1. *Differences in numbers are due to missing data for specific variables
  2. **ARV: Antiretroviral therapy