Table 1.

Numbers of subjects and age groups by disease

Disease	Number			Age (years) (range, median)
	M	F	Total
Primary esophageal cancer (including esophagogastric junctional cancer)	46	15	61	24–85, 69
Primary lung cancer	66	56	122	33–88, 69
Total	112	71	183	24–85, 69