Table 2.

Association of Colon Cancer Screening with Demographics, Characteristics of Visits to the Primary Care Office, and Preventive Services Usage from Medical Records

Characteristic	FOBTa <1/year (n = 907) %	Annual FOBT (n = 74) %	P	FOBT never (n = 462) %	FOBT ever (n = 519) %	P	No EBEb (n = 762) %	EBE (n = 219) %	P
Demographics
Age (ref. = 75 + years)
64–74 years	61	62	0.852	57	65	0.005	59	69	0.007
Race (ref. = African-American)
Caucasian	92	90	0.523	93	91	0.24	92	92	0.921
Gender (ref. = male)
Female	53	23	<.001	60	43	<.001	54	40	<.001
Marital status
Never married	4	7	0.103	5	4	0.03	4	6	<.001
Married	53	65		51	57		51	65
Widowed	34	20		37	28		36	22
Divorced/separated	9	8		7	10		9	7
Education
< High school	30	32	0.512	28	32	0.68	32	25	0.06
Some high school	45	50		47	44		45	46
High school grad/tech school	20	14		20	19		19	21
Some college	5	4		5	5		4	8
Stratum
Rural	19	4	<.001c	24	12	<.001	20	12	0.015
Urban	47	23		47	43		43	52
Veterans' Affairs	19	64		14	30		22	25
Inner city	15	9		15	14		15	11
Employed (ref. = unemployed)	15	15	0.931	12	18	0.025	16	14	0.479
Income level
<$10,000	19	10	0.237	21	17	0.423	20	13	0.02
$10,000–19,999	38	48		39	39		39	38
$20,000–39,999	29	30		27	31		29	30
≥$40,000	14	12		13	14		12	19
Smoking status
Smoker	11	4	.023c	11	11	0.001	11	11	0.326
Quitter	40	32		45	34		41	35
Never smoker	48	64		44	55		49	54
Characteristics of Visits to Primary Care and Preventive Services Usage from Medical Records
Visits/year to primary care officed
< 2	36	20	<.001	38	32	0.009	37	29	<.001
2 – 3	27	18		27	24		27	21
3 – 4	25	38		21	31		24	34
≥5	12	24		13	12		11	17
Visits to designated PCPe,f
0 – 25%	8	5	.368c	8	8	0.011	7	10	0.608
26 – 50%	12	14		14	10		12	12
51 – 75%	19	12		15	23		19	20
76 – 100%	61	69		64	60		62	59
Mammography status/time since last mammogram
Never	11	12	0.836	15	5	<.001	11	8	0.072
< 1 year	59	65		54	66		57	70
≥1 year	30	24		31	29		32	22
Annual influenza vaccine	16	38	<.001	14	20	0.014	16	21	0.093
Pneumococcal vaccine	63	74	0.093	56	71	<.001	63	69	0.069
Tetanus toxoid within 10 yrs.	32	45	0.025	26	39	<.001	32	36	0.245

^aFecal Occult Blood Test

^bEndoscopy/Barium Enema

^cBy Fisher's Exact Test

^dVisits/year was a continuous variable which was grouped as <2, 2-<3, 3-<5 and ≥5, but given simplified labels in the Table.

^ePrimary Care Provider

^fVisits to identified PCP was a continuous variable which was grouped as 0-<26%, 26%-<50%, 50%-<75% and ≥75%, but given simplified labels in the Table.

Totals may differ from 100% due to rounding