Weighted percentages* (and 95% CI) of physician responses to the question about commercial availability of predictive cancer genetic tests, by medical specialty
Genes | Based on your current knowledge, are tests for the following inherited cancer susceptibility genes commercially available? | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Medical specialty | ||||||||||||||
All specialties combined | Family or general practice | Internal medicine | Obstetrics/gynaecology | Oncologists | General surgeons | Gastro-enterologists | ||||||||
*Unadjusted percentages (and 95% CI) representing physician responses are weighted to the U.S. population of physicians in the selected specialties. “Yes”, “no”, and “not sure” percentages within a specialty may not add to 100% due to non-response for some items. | ||||||||||||||
BRCA1 and 2 genes for hereditary breast/ovarian cancer | ||||||||||||||
Yes | 60.7 (58.0 to 63.4) | 44.9 (39.6 to 50.2) | 60.8 (55.5 to 66.1) | 91.2 (86.7 to 95.7) | 90.9 (87.0 to 94.8) | 75.6 (68.0 to 83.2) | 35.3 (20.6 to 50.0) | |||||||
No | 4.0 (2.8 to 5.1) | 4.2 (2.0 to 6.4) | 4.6 (2.2 to 7.0) | 2.6 (0.1 to 5.1) | 1.9 (0.1 to 3.7) | 5.0 (1.1 to 8.9) | 2.5 (0.0 to 7.4) | |||||||
Not sure | 33.2 (30.4 to 35.9) | 48.6 (43.3 to 53.9) | 31.6 (26.5 to 36.7) | 5.7 (2.2 to 9.2) | 4.0 (1.5 to 6.5) | 17.7 (10.8 to 24.6) | 62.2 (47.3 to 77.1) | |||||||
MLH1 and MSH2 genes for hereditary non-polyposis colorectal cancer | ||||||||||||||
Yes | 23.1 (20.6 to 25.6) | 16.8 (12.9 to 20.7) | 22.7 (18.0 to 27.4) | 22.4 (15.7 to 29.1) | 42.8 (36.1 to 49.5) | 35.7 (27.1 to 44.3) | 43.8 (28.5 to 59.1) | |||||||
No | 4.0 (2.4 to 5.6) | 7.1 (4.4 to 9.8) | 7.2 (4.5 to 9.9) | 4.5 (1.2 to 7.8) | 12.4 (8.1 to 16.7) | 7.2 (2.7 to 11.7) | 4.0 (0.0 to 9.7) | |||||||
Not sure | 67.8 (65.1 to 70.5) | 73.2 (68.5 to 77.9) | 67.1 (62.0 to 72.2) | 72.4 (65.1 to 79.7) | 41.5 (35.0 to 48.0) | 55.4 (46.6 to 64.2) | 52.2 (36.9 to 67.5) | |||||||
APC gene for familial adenomatous polyposis | ||||||||||||||
Yes | 25.7 (23.2 to 28.2) | 19.6 (15.5 to 23.7) | 26.2 (21.3 to 31.1) | 17.5 (11.2 to 23.8) | 44.0 (37.3 to 50.7) | 33.0 (24.6 to 41.4) | 76.4 (63.3 to 89.5) | |||||||
No | 5.6 (4.2 to 7.0) | 5.0 (2.6 to 7.4) | 6.2 (3.5 to 8.9) | 5.8 (2.1 to 9.5) | 7.7 (4.2 to 11.2) | 6.3 (2.0 to 10.6) | 2.5 (0.0 to 7.4) | |||||||
Not sure | 66.5 (63.8 to 69.2) | 72.8 (68.1 to 77.5) | 64.5 (59.2 to 69.8) | 76.0 (69.1 to 82.9) | 44.6 (37.9 to 51.3) | 59.0 (50.2 to 67.8) | 21.2 (8.7 to 33.7) |