Sociodemographic characteristics | n (%) Controls/n (%) CC | ORc (95 % CI) | Â |
---|---|---|---|
n = 200/200 | Cervical cancer (CC) | p valuea | |
Age of menarche (years) | Â | ||
 <12 | 82 (41)/76 (38) | 1 (reference) |  |
 ≥12 | 118 (56)/124 (62) | 0.76 (0.47–1.22) | 0.26 |
Age at first intercourse (years) | Â | ||
 ≥18 | 114 (57)/50 (25) | 1 (reference) |  |
 <18 | 86 (43)/150 (75) | 5.64 (3.32–9.56) b | 0.0001 |
Parity | Â | ||
 ≤3 | 177 (88.5)/71 (35.5) | 1 (reference) |  |
 >3 | 23 (11.5)/129 (64.5) | 7.41 (4.23–12.98) b | 0.0001 |
Number of lifetime sexual partners | Â | ||
 <3 | 169 (84.5)/148 (74) | 1 (reference) |  |
 4 a 9 | 28 (14)/50 (25) | 2.27 (1.24–4.15) b | 0.008 |
 >10 | 3 (1.5)/2 (1) | 2.79 (0.42–18.41) | 0.28 |
Contraceptive method | Â | ||
 None | 28 (14)/111 (55.5) | 1 (reference) |  |
 Non hormonals | 88 (44)/56 (28) | 0.25 (0.139–0.458) | 0.0001 |
 Hormonal methods 6 months-5 years | 84 (42)/33 (16.5) | 0.15 (0.08–0.29) b | 0.0001 |
History of previous STD | Â | ||
 None | 109 (54.5)/144 (72) | 1 (reference) |  |
 Herpes | 5 (2.5)/2 (1) | 0.4 (0.065–2.44) | 0.32 |
 Chlamydia | 1 (0.5)/1 (0.5) | 0.46 (0.028–7.50) | 0.58 |
 Candidiasis | 33 (16.5)/1 (0.5) | 0.02 (0.003–0.235) | 0.001 |
 Vaginosis | 33 (16.5)/49 (24.5) | 1.32 (0.73–2.39) | 0.34 |
 HPV | 19 (9.5)/3 (1.5) | 0.18 (0.04–0.69) | 0.01 |
Cancer family history | Â | ||
 No | 176 (88)/158 (79) | 1 (reference) |  |
 Yes | 24 (12)/42 (21) | 2.19 (1.15–4.16) b | 0.01 |
Smoking history | Â | ||
 No | 155 (77.5)/125 (62.5) | 1 |  |
 Yes | 45 (22.5)/75 (37.5) | 2.15 (1.28–3.63) b | 0.004 |