Table 3.

The expression of CAR in the subtypes of lung cancer.

Subtype of lung cancer	CAR expression		Positive rate (%)^{^*}
Subtype of lung cancer	—	+~+++	Positive rate (%)^{^*}
Squamous cell carcinoma	37	28	43.1
Adenocarcinoma	14	33	70.2

↵* Rates of expression were significantly different (P<0.01).