Table 2: Association between HPV 16 at admission and as possibly causal type and clinical outcome of CIN 2 during 12 months of followup.

HPV 16 Progression/persistenceRegression value
% %

At admission
 Yes1158739
 No8421161
 Total1910018100
Possibly causal
 Yes1067110
 No533990
 Total15 110010 2100

Four cases with undefined causal HPV.
Eight cases with undefined causal HPV.