Association of TAP Gene Polymorphisms and Risk of Cervical Intraepithelial Neoplasia

Table 2

Patients’ characteristics broken down by women with cervical intraepithelial neoplasia (CIN) and controls.

Characteristics	Controls	CIN	P	OR (95% CI)
Total number	206	616	—
Histology			—
CIN 1	—	206 (33.4%)
CIN 2	—	205 (33.3%)
CIN 3	—	205 (33.3%)
Smoking			0.0001^a	2.6 (1.7–3.9)
No	70 (64.2%)	225 (41.2%)
Yes	39 (35.8%)	321 (58.8%)
HPV high-risk infection			—
Negative	—	61 (14.5%)
Positive	—	361 (85.5%)

aStatistical analysis by chi-square test.
CIN: cervical intraepithelial neoplasia.
HPV: human papillomavirus.
OR (95% CI): odds ratio (95% confidence interval).