TABLE 1.

Clinical characteristics of 77 patients with lung adenocarcinoma in the GSE40419 public database ⁴²

Characteristics	No. of patients (%)	Low GPNMB* expression Patient no. (%)	High GPNMB* expression Patient no. (%)	P
	77	52 (68%)	25 (32%)
EGFR
Wild‐type	58 (75%)	43 (83%)	15 (60%)
All mutants	19 (25%)	9 (17%)	10 (40%)	.0267b
L858R	12 (16%)	4 (8%)	8 (32%)
Del19	6 (8%)	4 (8%)	2 (8%)
Others	1 (1%)	1 (1%)	0 (0%)
Age	64.03 ± 9.52	63.31 ± 9.39	65.52 ± 9.80	.3521a
Sex
Female	33 (43%)	22 (42%)	11 (44%)	>.999b
Male	44 (57%)	30 (58%)	4 (56%)
Tumor stage
I‐II	61 (79%)	42 (81%)	19 (76%)	.5308c
III‐IV	14 (18%)	8 (15%)	6 (24%)
Unclear	2 (3%)	2 (4%)	0 (0%)
Smoking
Yes	43 (56%)	29 (56%)	14 (56%)	>.999b
No	34 (44%)	23 (44%)	11 (44%)

P‐value by a: Student t test, b: Fisher's exact test, c: Chi‐square test; *Cut‐off value: log₂ T/N = 0.465.