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. 2017 Apr 20;12(4):e0176422. doi: 10.1371/journal.pone.0176422

Table 4. The odds ratio (OR) and confidence interval of HPV infections that were exclusively cervical, anal, or concomitant cervical and anal, according to the demographic, clinical, and behavioural characteristics of HIV-seropositive women with normal Pap test results obtained by the STI/AIDS Reference Clinic in Vitória from August 2013 to December 2015.

Characteristicsa Cervical (n = 126) Anal (n = 126) Anal/Cervical (n = 90)
Age (years) Pos Neg OR (95% IC) p Pos Neg OR (95% IC) p Pos Neg OR (95% IC) p
<35 13 (43%) 17 (57%) 0.78 (0.34–1.80) 0.6 24 (80%) 6 (20%) 0.29 (0.11–0.79) 0.01 13 (54%) 11 (46%) 2.36 (0.91–6.12) 0.07
>35 36 (38%) 60 (62%) 52 (54%) 44 (46%) 22 (33%) 44 (67%)
CD4+count (cells/mm3)
<500 19 (50%) 19 (50%) 0.45 (0.20–1.01) 0.05 29 (76%) 9 (24%) 0.34 (0.14–0.81) 0.01 16 (50%) 16 (50%) 2.54 (0.99–6.53) 0.05
≥500 22 (31%) 49 (69%) 37 (52%) 34 (48%) 13 (28%) 33 (72%)
HIV Viral load (copies/mL)
<50 24 (24%) 46 (66%) 1.48 (0.66–3.30) 0.3 34 (49%) 36 (51%) 4.8 (1.88–12.44) 0.001 13 (29%) 32 (71%) 0.43 (0.69–1.10) 0.07
≥50 17 (44) 22 (56%) 32 (82%) 7 (18%) 16 (48%) 17 (52%)
Smoking
Yes 9 (39%) 14 (61%) 0.93 (0.37–2.35) 0.9 12 (52%) 11 (48%) 1.54 (0.62–3.83) 0.3 7 (50%) 7 (50%) 1.80 (0.57–5.72) 0.3
No 37 (37%) 62 (62%) 62 (63%) 37 (37%) 26 (36%) 47 (64%)
Drugs use
Yes 14 (47%) 16 (53%) 0.63 (0.27–1.46) 0.3 19 (63%) 11 (37%) 0.91 (0.39–2.14) 0.8 12 (57%) 9 (43%) 2.49 (0.92–6.79) 0.06
No 32 (36%) 58 (64%) 55 (61%) 35 (39%) 23 (35%) 43 (65%)
Receptive anal intercourse
Yes 32 (39%) 50 (61%) 0.91 (0.41–2.01) 0.8 52 (63%) 30 (37%) 0.79 (0.36–1.74) 0.6 25 (42%) 34 (58%) 1.84 (0.70–4.84) 0.2
No 14 (37%) 24 (63%) 22 (58%) 16 (42%) 8 (29%) 20 (71%)
Schooling (years)
≤ 5 11 (37%) 19 (63%) 1.03 (0.44–2.42) 0.9 15 (50%) 15 (50%) 1.76 (0.76–4.04) 0.2 8 (44%) 10 (56%) 1.47 (0.51–4.21) 0.5
>5 34 (37%) 57 (63%) 58 (64%) 33 (36%) 24 (35%) 44 (65%)

aThe number varies due to the lack of data for some variables.