Coilocytes   Patients-Pigmentacije Control Total
Yes N 26 2 28
HP 92.90% 7.10% 100%
VP 86.70% 6.70% 46.70%
No N 4 28 32
HP 12.50% 87.50% 100%
Vp 13.30% 93.30% 53.30%
Total N 30 30 60
HP 50% 50% 100%
X2-TEST   X2=38.57 DF=1 P<0.001
Table 1: Contigency table presence koilocytes by groups of people with pigmentation and result x2-test.