Skip to main content
. 1998 Sep;153(3):963–972. doi: 10.1016/S0002-9440(10)65638-6

Table 4.

Semiquantitative Evaluation of Immunohistochemical Positivity for CDK2

Histology % positive tumor cells Total no. of cases
0 <5% <30% <50% <100%
Squamous cell carcinoma (55 cases)
W* 1 5 5 3 2 16
M* 0 3 7 11 6 27
P* 0 2 2 5 3 12
Adenocarcinoma (58 cases)
W 2 5 14 4 0 25
M 4 3 8 7 0 22
P 0 2 4 4 1 11
Small cell carcinoma (36 cases) 0 1 13 15 7 36
Large cell carcinoma (41 cases) 0 6 14 15 6 41

*Subtypes: W, well differentiated; M, moderately differentiated; P, poorly differentiated.