Co-expression of TIMP-1 and its cell surface binding partner CD63 in glioblastomas

BMC Cancer

Table 2 Assessment of CD63 immunohistochemical staining

Score	0	1	2	3
Positive tumor cells	0% to < 2%	2% to < 30%	30% to < 65%	65% to 100%
Tumor cell intensity	None	Faint	Moderate	Intense
Positive blood vessels	0% to < 2%	2% to < 30%	30% to < 65%	65% to 100%
Blood vessel intensity	None	Faint	Moderate	Intense

All scores were summed into a total CD63 score with maximum score of 12. Based on the total CD63 score, patients were grouped into three categories: 0–6 (low), 7–8 (medium), and 9–12 (high)

ISSN: 1471-2407