Table 1.

Subject characteristics.

Health rating	Excellent	Very good	Good	Fair	Poor	Blank
	2	13	34	32	8	1
Previous cancer	None	Skin alone	Bowel/prostate	Breast/cervical	≥2 cancers	Blank
	71	10	5	0	4	1
Screening tests for cancers	Male: ≥2 tests	Male: one test	Male: none	Female: ≥2 tests	Female: one test	Female: none
	25	17	27	15	2	4