Table 3.
Genetic testing of all patients and evaluation of criteria
| Innlandet hospital (n = 162) | Ahus (n = 199) | Combined (n = 361) | |
|---|---|---|---|
| Genetic testing | |||
| Offered genetic testing |
n = 161a 48 (29.8%) |
n = 195a 83 (42.6%) |
n = 356a 131 (36.8%) |
| Tested |
n = 161a 45 (27.8%) |
n = 195a 80 (40.2%) |
n = 356a 125 (34.6%) |
| Uptake of genetic testing |
n = 48 45 (93.8%) |
n = 83 80 (96.4%) |
n = 131 125 (95.4%) |
| Test ordered by | n = 45 | n = 80 | n = 125 |
| Surgeon | 23 (51.1%) | 48 (60%) | 71 (56.8%) |
| Oncologist | 22 (48.9%) | 31 (38.8%) | 53 (42.4%) |
| Other | 1 (1.3%) | 1 (0.8%) | |
| Evaluation of family history | |||
| Asked about family history of cancer |
n = 162 126 (77.8%) |
n = 199 189 (95.0%) |
n = 361 315 (87.3%) |
| Reported family history of breast and/or ovarian cancer |
n = 126 58 (46.0%) |
n = 189 66 (34.9%) |
n = 315 124 (39.4%) |
| Criteria fulfilled | |||
| BC < 50 years |
n = 162 29 (17.9%) |
n = 199 31 (15.6%) |
n = 361 60 (16.6%) |
| Bilateral BC < 60 years |
n = 162 2 (1.2%) |
n = 199 2 (1%) |
n = 361 4 (1.1%) |
| TNBC < 60 years |
n = 162 3 (1.9%) |
n = 199 3 (1.5%) |
n = 361 6 (1.7%) |
| Male breast cancer | – |
n = 199 2 (1.0%) |
n = 361 2 (0.5%) |
| Family history of BC and/or OCb |
n = 126 18 (14.3%) |
n = 189 6 (3.2%) |
n = 315 24 (7.6%) |
aExcluded patients who had been tested prior to their breast cancer diagnosis
bThese patients were 50 years or older at time of diagnosis, and did not fulfill any of the other criteria (TNBC < 60 years, bilateral B < 60 years or male BC)