Table 2.
Comparison of Demographics and HPV Infection Between Cervical Cancer Group, CIS Group, and Control Group.
| Group | N | Age | Age at First Marriage | Pregnancy (N) | Delivery (N) | Employed % (n) | χ2/P a | Smoking % (n) | χ2/P a | HPV Infection % (n) | χ2/P a |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Cervical cancer | 452 | 47.0 ± 14.5 | 24.5 ± 2.0 | 4.2 ± 2.0 | 2.4 ± 1.1 | 42.0% (190) | 19.9% (90) | 91.4% (413) | |||
| CIS | 104 | 42.5 ± 8.5 | 25.0 ± 2.3 | 4.7 ± 1.7 | 2.2 ± 0.7 | 76.9% (80) | χ2 = 1 62/P = .20 | 32.7% (34) | χ2 = 0.98/P = .32 | 77.9% (81) | χ2 = 620.4/P < .001 |
| IC | 348 | 49.7 ± 16.5 | 22.1 ± 3.7 | 4.3 ± 1.5 | 2.9 ± 1.6 | 28.6% (110) | 16.1% (56) | 95.4% (332) | |||
| Control | 494 | 47.0 ± 15.5 | 24.8 ± 3.1 | 5.1 ± 2.8 | 2.3 ± 1.7 | 46.2% (228) | 17.4% (86) | 10.3% (51) |
Abbreviations: CIS, carcinoma in situ; IC, invasive carcinoma; HPV, human papillomavirus.
a Used χ2 test.