Table 2. The correlation of the relative expression of HAGLR with clinical features in plasma exosomes.

Clinical indicators	HAGLR expression (%)		χ2	P value
	High expression, N=23 (57.5)	Low expression, N=17 (42.5)
Gender			0.051	0.822
Female	10 (25.0)	8 (20.0)
Male	13 (32.5)	9 (22.5)
Age			1.52	0.218
<50	9 (22.5)	10 (25.0)
≥50	14 (35.0)	7 (17.5)
Tumor location			0.171	0.68
Left lung	15 (37.5)	10 (25.0)
Right lung	8 (20.0)	7 (17.5)
Lymph node metastasis			4.181	0.041
N0	5 (12.5)	9 (22.5)
N1–3	18 (45.0)	8 (20.0)
Tumor stage			5.1	0.02
Stage I	2 (5.0)	4 (10.0)
Stage II	4 (10.0)	6 (15.0)
Stage III	8 (20.0)	5 (12.5)
Stage IV	9 (22.5)	2 (5.0)