Table 2.

Sociodemographics and risk factors for women included in this study

Group 1 (N = 228)Group 2 (N = 217)
HPV16 non-persistentHPV16 persistentHPV16/18 E6HPV16/18 E6+
(n = 218)(n = 10)P(n = 204)(n = 13)P
Characteristics
Age at baseline (y)
 Continuous46.4 ± 7.555.2 ± 5.9≤0.00146.1 ± 7.552.2 ± 8.10.005
  ≤50 (%)154 (70.6%)1 (10.6%)≤0.001151 (74.0%)4 (31.8%)0.002
  ≥51 (%)64 (29.4%)9 (90.0%)53 (26.0%)9 (69.2%)
Marital status
 Married/cohabitation (%)207 (95.0%)10 (100.0%)1.000197 (96.6%)13 (100.0%)1.000
 Divorced/widowed (%)11 (5.0%)0 (0.0%)7 (3.4%)0 (0.0%)
Education level
 Primary school or below (%)99 (45.4%)8 (80.0%)0.04988 (43.1%)11 (84.6%)0.004
 Middle school or above (%)119 (54.6%)2 (20.0%)116 (56.9%)2 (15.4%)
Second-hand smoking
 No (%)79 (36.2%)5 (50.0%)74 (36.3%)4 (30.8%)0.774
 Yes (%)139 (63.8%)5 (50.0%)0.504130 (63.7%)9 (69.2%)
Drinking
 No (%)204 (93.6%)10 (100.0%)1.0007 (3.4%)13 (100.0%)1.000
 Yes (%)14 (6.4%)0 (0%)197 (96.6%)0 (0%)
No. of family member
 ≤4 (%)117 (53.7%)4 (40.0%)0.522113 (55.4%)6 (46.2%)0.516
 ≥5 (%)101 (46.3%)6 (60.0%)91 (44.6%)7 (53.8%)
Lifetime sexual partners
 1 (%)204 (93.6%)10 (100.0%)1.000187 (91.7%)12 (92.3%)1.000
 ≥2 (%)14 (6.4%)0 (0%)17 (8.3%)1 (7.7%)
Age at first intercourse (y)
 ≤22 (%)139 (63.8%)7 (70.0%)1.000129 (63.2%)10 (76.9%)0.386
 ≥23 (%)79 (36.2%)3 (30.0%)75 (36.8%)3 (23.1%)
Parities
 ≤2 (%)133 (61.0%)2 (20.0%)0.017121 (59.3%)4 (30.8%)0.043
 ≥3 (%)85 (39.0%)8 (80.0%)83 (40.7%)9 (69.2%)
Menopause
 No (%)145 (66.5%)1 (10.0%)0.001142 (69.6%)3 (23.1%)0.001
 Yes (%)73 (33.5%)9 (90.0%)62 (30.4%)10 (76.9%)
Contraception method
 No (%)8(3.7%)0(0%)1.0004 (2.0%)0 (0%)1.000
 Yes (%)210 (96.3%)10 (100.0%)200 (98.0%)13 (100.0%)
History of trichomonas infection
 No (%)183 (85.5%)9 (90.0%)1.000172 (85.6%)11 (84.6%)1.000
 Yes (%)31 (14.5%)1 (10.0%)29 (14.4%)2 (15.4%)
History of vaginomycosis
 No (%)182 (85.0%)9 (90.0%)1.000171 (85.5%)12 (92.3%)0.699
 Yes (%)32 (15.0%)1 (10.0%)29 (14.5%)1 (7.7%)
History of cervicitis
 No (%)145 (67.4%)9 (90.0%)0.177141 (69.8%)10 (83.3%)0.516
 Yes (%)70 (32.6%)1 (1.0%)61 (30.2%)2 (16.7%)
Family history of cervical cancer
 No (%)214 (98.2%)9 (90.0%)0.203195 (95.6%)13 (100.0%)1.000
 Yes (%)4 (1.8%)1 (10.0%)9 (4.4%)0 (0.0%)
Baseline HPV 16 E6
 Negative207 (95.0%)2 (20.0%)≤0.001
 Positive11 (5.0%)8 (80.0%)
HPV 16/18 persistent infection
 No (%)200 (98.0%)2 (15.4%)≤0.001
 Yes (%)4 (2.0%)11 (84.6%)