Table 3

Unadjusted, matched odds ratios for the occurrence of cryptosporidiosis among patients with AIDS according to exposure to non-tap water sources


Cases (n = 49)
Controls (n = 99)


Variable
N
(%)
N
(%)
Odds Ratio
95% CI

Sex partner






     No
14
(29)
31
(31)
1.00
Reference
     Yes
35
(71)
68
(69)
1.07
0.48, 2.38
Sex partner with diarrhea






     No
47
(96)
91
(92)
1.00
Reference
     Yes
2
(4)
8
(8)
2.00
0.61, 3.30
Touched anything soiled with feces or help someone with toileting






     No
44
(90)
94
(95)
1.00
Reference
     Yes
5
(10)
5
(5)
1.89
0.54, 6.66
Fecal exposure compositea






     No
42
(86)
87
(88
1.00
Reference
     Yes
7
(14)
12
(12)
1.23
0.44, 3.43
Ingested water or submerged head in a body of water






     No
42
(86)
83
(84)
1.00
Reference
     Yes
7
(14)
16
(16)
1.00
0.36, 2.76
Exposed to any animals






     No
25
(51)
37
(37)
1.00
Reference
     Yes
24
(49)
62
(63)
0.63
0.31, 1.29
Traveled outside of San Francisco






     No
40
(82)
74
(75)
1.00
Reference
     Yes
9
(18)
25
(25)
0.45
0.11, 1.93

aHad sex with partner who had diarrhea, cared for person with diarrhea, or touched something soiled with feces from person with diarrhea

Aragón et al. BMC Public Health 2003 3:2   doi:10.1186/1471-2458-3-2