Table 2. Patient characteristics for the Alberta Primary Care Endoscopy study.

Physician	Colonoscopies Performed	Mean Patient Age (years)	Female (%)	Inpatient (%)	First-timeColon (%)	Indications (%)
						Screening	Symptoms
1	54	56.4	59.3	5.6	51.9	37.0	42.6
2	72	57.0	52.8	2.8	66.7	48.6	36.1
3	95	59.3	59.0	0.0	66.3	63.2	26.3
4	31	60.8	32.3	0.0	64.5	38.7	41.9
5	38	47.3	42.1	2.6	68.4	29.0	47.4
6	40	57.8	52.5	0.0	62.5	52.5	35.0
7	38	58.3	57.9	0.0	73.7	36.8	52.6
8	82	61.5	45.1	2.4	59.8	42.7	47.6
9	78	59.4	46.2	1.3	69.2	57.7	30.8
10	49	52.3	55.1	4.1	69.4	24.5	61.2
Overall Totals/Means	577	57.6 (SD = 13.3)	51.1 (47.0, 55.2)	1.9 (0.7, 3.2)	65.0 (61.1, 69.0)	45.9 (41.8, 50.0)	40.2 (36.1, 44.3)

% = percentage; SD = standard deviation.

Overall totals/means : reported with 95% confidence intervals except age reported with standard deviations.

Screening includes : family history of colorectal cancer, Lynch syndrome or familial adenomatous polyposis; positive FOBT; and average risk screening.