Table 2

Results of COX-2 immunohistochemistry

Type sample evaluatedNo.No. positive samplesPositive epithelial cells in positive tumorNo. with stain intensity
%No.1+2+3+
Invasive TCC29255–106051
11–408062
41–705032
71–1006024
Noninvasive TCC975–103030
11–404022
41–700000
71–1000000
CIS865–104040
11–401010
41–701010
71–1000000
Normal cells adjacent to tumor1795–103030
11–404022
41 –702110
71 –1000000
Normal bladder405 –100000
11–400000
41 –700000
71 –1000000