Table 2. Prevalence and gross prevalence ratio of HPV infection according to variables selected among women residing in the coverage area of the Family Health Strategy. Juiz de Fora, State of Minas Gerais, 2010–2012.
| Variable | Categories | Total* | HPV+ | Gross PR* | 95%CI | p | ||
|---|---|---|---|---|---|---|---|---|
|
| ||||||||
| n | % | 95%CI | ||||||
| Age group (years) | 20–24 | 246 | 70 | 28.4 | 22.90–34.53 | 5.34 | 3.65–7.79 | < 0.001 |
| 25–34 | 575 | 112 | 19.5 | 16.31–22.95 | 3.65 | 2.54–5.25 | < 0.001 | |
| 35–44 | 544 | 38 | 7.0 | 4.99–9.46 | 1.31 | 0.84–2.03 | 0.233 | |
| 45–59 | 657 | 35 | 5.3 | 3.73–7.33 | 1 | - | - | |
| Total | 2,022 | 255 | 12.6 | 11.19–14.13 | ||||
| Marital status | Had partner | 1,601 | 160 | 10.0 | 8.56–11.56 | 1 | - | - |
| Single | 420 | 95 | 22.6 | 18.70–26.92 | 2.26 | 1.79–2.84 | < 0.001 | |
| Middle school | Incomplete | 914 | 73 | 8.0 | 6.31–9.93 | 1 | - | - |
| Complete | 1,086 | 179 | 16.5 | 14.32–18.82 | 2.06 | 1.59–2.67 | < 0.001 | |
| Skin color | White | 951 | 115 | 12.1 | 10.08–14.33 | 1 | - | - |
| Non-white | 1,071 | 140 | 13.17 | 11.10–15.23 | 1.08 | 0.85–1.36 | 0.508 | |
| Low family income | No | 1,263 | 155 | 12.3 | 10.51–14.20 | 1 | - | - |
| Yes | 759 | 100 | 13.2 | 10.84–15.79 | 1.07 | 0.84–1.35 | 0.553 | |
| Health assessment | Very poor to regular | 842 | 86 | 10.2 | 8.55–12.45 | 1 | - | - |
| Good to very good | 1,174 | 169 | 14.4 | 12.53–16.43 | 1.40 | 1.10–1.79 | 0.006 | |
| Alcohol consumption | No (never) | 1,152 | 105 | 9.1 | 7.51–10.92 | 1 | - | - |
| Yes | 870 | 150 | 17.2 | 14.78–19.91 | 1.89 | 1.49–2.38 | < 0.001 | |
| Current smoker | No | 1,569 | 183 | 11.7 | 10.11–13.35 | 1 | - | - |
| Yes | 434 | 69 | 15.9 | 12.58–19.68 | 1.36 | 1.05–1.76 | 0.018 | |
| Former smoker | Yes | 465 | 50 | 10.7 | 8.08–13.92 | 1 | - | - |
| No | 1,160 | 142 | 12.2 | 10.40–14.26 | 1.13 | 0.84–1.54 | 0.403 | |
| Menarche ≤ 12 years | Yes | 888 | 107 | 12.0 | 9.98–14.37 | 1 | - | - |
| No | 1,099 | 142 | 12.9 | 10.99–15.04 | 1.07 | 0.84–1.35 | 0.560 | |
| Late pap smear | No | 1,574 | 202 | 12.8 | 11.21–14.58 | 1 | - | - |
| Yes | 447 | 53 | 11.8 | 9.00–15.22 | 0.92 | 0.69–1.22 | 0.585 | |
| Uses contraceptives | No | 638 | 55 | 8.6 | 6.56–11.07 | 1 | - | - |
| Yes | 1,379 | 200 | 14.5 | 12.68–16.47 | 1.68 | 1.26–2.23 | < 0.001 | |
| Previous pregnancy | Yes | 1,772 | 198 | 11.2 | 9.74–12.73 | 1 | - | - |
| No | 249 | 57 | 22.9 | 17.82–28.61 | 2.04 | 1.57–2.66 | < 0.001 | |
| Sexarche at ≤ 15 years | No | 1,559 | 178 | 11.4 | 9.88–13.10 | 1 | - | - |
| Yes | 438 | 75 | 17.1 | 13.71–20.98 | 1.49 | 1.17–1.92 | 0.001 | |
| Up to 3 sexual partners | Yes | 1,400 | 142 | 10.1 | 8.61–11.84 | 1 | - | - |
| No | 530 | 99 | 18.7 | 15.44–22.26 | 1.84 | 1.45–2.33 | < 0.001 | |
| Test - positive for syphilis | No | 935 | 138 | 14.7 | 12.54–17.19 | 1 | - | - |
| Yes | 16 | 1 | 6.2 | 1.58–30.23 | 0.42 | 0.63–2.84 | 0.377 | |
| Test - HIV positive | No | 175 | 1,258 | 13.9 | 12.04–15.94 | 1 | - | - |
| Yes | 1 | 8 | 12.5 | 3.15–52.65 | 0.89 | 0.14–5.65 | 0.909 | |
* Total of women with HPV test results and valid information about the variable.