Table 1. RPS15A expression in 75 lung adenocarcinoma and adjacent normal tissue specimens.

Histological types	Number	RPS15A expression				P*
		−	+	++	+++
Cancer	75	11	19	15	35	0.000
Normal tissue	75	5	38	26	6

Note:

^*P values were obtained with the χ² test, P < 0.001.