Table 1. Correlation between TIL density and clinicopathological characteristics in the 105 renal cell carcinomas.

	CD45RO			CD4			CD8
	Lo	Hi	P	Lo	Hi	P	Lo	Hi	P
Age at surgery (years)
<60	21	15	0.338	18	18	0.944	18	18	0.944
⩾60	32	37		35	34		35	34
Gender
Female	14	15	0.952	12	17	0.249	15	14	0.874
Male	39	37		41	35		38	38
T stage
pT1	41	28	0.038	40	29	0.116	34	35	0.234
pT2	5	5		5	5		8	2
pT3	6	18		7	17		10	14
pT4	1	1		1	1		1	1
Lymph-node involvement
Absent	50	46	0.467	49	47	0.705	50	46	0.282
Present	3	6		4	5		3	6
Distant metastases
Absent	49	40	0.087	49	40	0.087	46	43	0.559
Present	4	12		4	12		7	9
TNM stage
I	41	24	0.002	40	25	0.011	34	31	0.379
II	4	3		4	3		5	2
III	2	13		3	12		5	10
IV	6	12		6	12		9	9
Nuclear grade
1	29	15	0.011	28	16	0.009	26	18	0.266
2	20	25		22	23		21	24
3+4	4	12		3	13		6	10

Abbreviations: TIL=tumour-infiltrating lymphocyte; TNM=tumour-node-metastasis.