Table 1.

Clinical characteristics of the included LUAD cases for the analysis of serum and exosomal LDHC mRNA expressions.

Clinicopathological features	Newly diagnosed LUAD(n = 60)		Clinically treated LUAD(n = 60)		Recurrent LUAD(n = 41)
Age (years)
>60	30		34		20
≤60	30		26		21
Gender
Male	39		50		31
Female	21		10		10
T stage
T1–T2	40		42		12
T3–T4	20		18		29
Clinical stage
I–II	31		24		2
III–IV	29		36		39
EGFR mutation	7		2		2