PD-L1, STAT3, IL6, and EGFR Immunoexpressions in High-Grade Osteosarcoma

Table 4

PD-L1, STAT3, IL6, and EGFR immunoexpressions in pediatric and nonpediatric osteosarcoma.

Immunoexpression interpretations	Pediatric		Nonpediatric		value
	n	%	n	%
PD-L1
Negative	12	80.0	15	83.3	0.805
Positive	3	20.0	3	16.7
STAT3
Negative	11	73.3	16	88.9	0.249
Low expression	4	26.7	2	11.1
IL6
Negative	1	6.7	2	11.1	0.883
Low expression	3	20.0	4	22.2
High expression	11	73.3	12	66.7
EGFR
Negative	2	13.3	3	16.7	0.965
Low expression	7	46.7	8	44.4
High expression	6	40.0	7	38.9