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Table 3 Unadjusted, matched odds ratios for the occurrence of cryptosporidiosis among patients with AIDS according to exposure to non-tap water sources

From: Endemic cryptosporidiosis and exposure to municipal tap water in persons with acquired immunodeficiency syndrome (AIDS): A case-control study

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