Table 1.

The ACE2 mRNA expression levels of LUAD and LUSC in human gender and age patients.

Cancer typea	Type of samples	Expression of mRNA	Number of samples	p-value
LUAD	Patient's gender
	Normal	↓	59
	Male	↑	238	6.10E-04
	Female	↑	276	1.45E-09
	Patient's age
	Normal	↓	59
	21–40 Yrs	↑	12	8.32E-01
	41–60 Yrs	↑	90	3.74E-05
	61–80 Yrs	↑	149	2.29E-06
	81–100 Yrs	↑	32	9.72E-03
LUSC	Patient's gender
	Normal	↓	52
	Male	↑	366	4.06E-06
	Female	↑	128	6.17E-04
	Patient's age
	Normal	↓	52
	21–40 Yrs	↑	2	5.71E-02
	41–60 Yrs	↑	103	7.70E-03
	61–80 Yrs	↑	361	2.56E-06
	81–100 Yrs	↑	20	1.51E-01

^aDown-arrow (↓) indicates the under-expression while up-arrow (↑) indicates the over-expression.