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Demographic characteristics and HPV infection rates in cases and controls
| Groups | N | Age | Age at first sex | Number of pregnancies | Number of births | Professionals | Smoking rate | HPV infection rate |
|---|---|---|---|---|---|---|---|---|
| Cases | 348 | 47.5±17.5 | 24.5±2.5 | 4.7±2.3 | 2.4±1.3 | 43.10% | 20.40% | 91.1% (317/348) |
| Controls | 351 | 48.0±18.5 | 24.6±3.7 | 5.1±2.8 | 2.3±1.7 | 46.20% | 17.40% | 18.8% (66/351) |
HPV: human papillomavirus.
