Object                 K20             Telomerase   Cytology   Bacterial
       RT -      PCR      IHC            Infection
  M ± SE (AU)   % > UL % Positive M ± SE (AU) % > UL % Positive % Positive
Control 14.3 ± 1.5 1/15 6.7 % 0 % 29.3 ± 5.9 2/15 13.3 % 0/15 0 % 1/15 6.7 %
Benign 13.8 ± 0.8 4/20 20 % 20 % 61.8 ± 8.5* 14/20 46.7 % 0/20 0 % 10/20 33.3 %*
Malignant 27.5 ± 1.6*# 40/45 89 % 26/45 58 % 117 ± 10.3*# 39/45 87 % 23/45 51 %*# 33/45 73.3%*#
TCC 27.8 ± 2.6*# 25/30 83.3% 13/30 43.3 % 111.6 ± 14*# 23/30 77 % 16/30 53.3%*# 21/30 70 %*#
SCC 28.4 ± 3.1*# 13/15 86.7 % 6/15 40 % 124.9 ± 16*# 14/15 93.3% 6/15 40 %*# 12/15 80 %*#
* Compared to control group, # Compared to benign group, Significant when p< 0.05 % > Upper limit = patient number more than 20 AU for K20 and 30AU for Telomerase.
Table 2: Percent positivity of all parameters and the difference between all groups.