. 2014 Mar 14;18(4):445–450. doi: 10.1007/s40291-014-0095-2

Table 3.

Stratified analyses between the distribution of CYP1A1 Ile462Val genotypes and cervical cancer risks: pregnancy, oral contraceptive use, tobacco smoking, and menopausal status

High-risk exposure	Patients		Controls		Adjusted OR (95 % CI)^a	p-Value^b
Genotype	Ile/Ile	Ile /Val	Ile/Ile	Ile /Val	Adjusted OR (95 % CI)^a	p-Value^b
Parity
Ever	370	35	416	23	1.739 (1.006–3.009)	0.0472
Never	45	6	50	6	1.596 (0.441–5.773)	0.4709
Oral contraceptive use
Ever	187	21	205	12	1.923 (0.918–4,030)	0.0821
Never	228	20	261	17	1.370 (0.697–2.692)	0.3597
Smoking
Ever	134	27	154	10	2.978 (1.382–6.418)	0.0052
Never	281	14	312	19	1.338 (0.575–3.113)	0.4983
Menopausal status
Premenopausal	149	10	178	12	0.939 (0.391–2.257)	0.8885
Postmenopausal	266	31	288	17	1.857 (0.997–3.460)	0.0507

^a(Ile /Val vs. Ile/Ile)

^bChi square analysis

All p-values were adjusted by age. Significant results are highlighted in bold font

CI confidence interval, OR odds ratio