Table 4. Cervical patency—cervical stenosis (%) and SCJ visualization (%).

	DUDA	NO DUDA	p-value*
Cervical stenosis	N (%)	N (%)
3 months (N = 202)	4 (4)	6 (5.8)	0.5
6 months (N = 199)	5 (5.1)	9 (9.1)	0.4
12 months (N = 192)	7 (7.3)	4 (4.3)	0.5
Nonvisualization of SCJa (TZ3)b	N (%)	N (%)
3 months (N = 202)	14 (14.1)	11 (10.8)	0.45
6 months (N = 199)	17 (17.3)	12 (11.9)	0.5
12 months (N = 192)	19 (19.4)	11 (11.7)	0.2

*- P-value comparisons across treatment groups for categorical variables based on the chi-squared test.

a–Squamocolumnar junction

b- TZ3—transformation zone type 3 (unsatisfactory colposcopy).