Table 2.

Univariate analysis of disease outcome. Values are numbers or medians (interquartile ranges)

	Disease outcome		Significance
	Persisted or treated (n=260)	Resolved (n=306)
Smoker:
No	149	211	0.61 (0.43 to 0.85)**†
Yes	111	95
Colposcopic opinion:
Normal	166	253	0.37 (0.25 to 0.55)***†
Abnormal	94	53
Smear test result on first visit:
No dyskaryosis	125	238	0.27 (0.18 to 0.38)**†
Dyskaryosis	135	68
Smear test result on referral:
Borderline	80	144	0.50 (0.35 to 0.71)***†
Mild	180	162
Age (n=564)	30 (24-37)	35 (27-45)	−4.26**†
No of pregnancies (n=562)	2 (0-3)	2 (1-3)	−1.34‡
No of live births (n=562)	1 (0-3)	2 (0-3)	−2.18‡
No of months followed up	19 (13-30)	14 (8-20)	7.05**‡
No of visits (n=565)	4 (3-5)	3 (2-3)	8.04**‡

^**P<0.01; ^***P<0.001. 

^†Odds ratio (95% CI); χ² test. 

^‡Wilcoxon test.