Table 1.

Distribution of demographic variables among cancer cases in the Department of Defense’s Automated Central Tumor Registry (ACTUR) and the general population (SEER) by cancer site, 1990–2003.

Cancer site	Demographic variable		ACTUR				SEER
			Active Duty		Non-Active Duty
			N	%	N	%	N	%
Breast	Age*	18–39	407	52%	1,591	10%	12,608	6%
		40+	375	48%	14,715	90%	210,344	94%
	Race	White	487	62%	14,302	88%	203,353	91%
		Black	295	38%	2,004	12%	19,599	9%
Cervix	Age*	18–29	39	29%	145	12%	1,048	9%
		30–69	94	71%	1,051	88%	10,496	91%
	Race	White	107	80%	1,059	89%	9,742	84%
		Black	26	20%	137	11%	1,802	16%
Colorectum	Age*	18–49	565	86%	948	10%	11,480	7%
		50+	92	14%	8747	90%	147,393	93%
	Race	White	500	76%	8,432	87%	143,675	90%
		Black	157	24%	1,263	13%	15,197	10%
	Sex	Women	69	11%	3,679	38%	78,896	50%
		Men	588	89%	6,016	62%	79,977	50%
Prostate**	Age*	18–49	413	51%	423	2%
		50+	404	49%	21444	98%
	Race	White	623	76%	17,894	82%
		Black	194	24%	3,973	18%

^*Age categories were cancer site specific based on American Cancer Society cancer screening recommendations.

^**Prostate cancer in SEER was not analyzed.