Table 1.
Characteristics of participants within SWEP53 at inclusion.
| Participant Characteristics at Inclusion | Women | Men |
|---|---|---|
| No. of patients | 43 | 18 |
| Age mean (range) | 39 (20–74) | 41 (18–55) |
| Geographic region | ||
| Umeå | 3 | 0 |
| Uppsala | 6 | 7 |
| Stockholm | 19 | 10 |
| Linköping | 3 | 0 |
| Gothenburg | 5 | 0 |
| Lund | 7 | 1 |
| Previous cancers | ||
| No tumours | 15 | 14 |
| Breast cancers | 27 (23 patients) | 0 |
| Sarcomas | 8 (6 patients) | 1 |
| Brain tumours | 2 (2 patients) | 1 |
| Adrenocortical carcinomas | 0 | 0 |
| Other tumours * | 7 (6 patients) | 2 (2 patients) |
| Multiple tumours ** | ||
| 1 tumour | 16 | 3 |
| 2 different tumours | 6 | 1 |
| 3 different tumours | 6 | 0 |
| 4 different tumours | 0 | 0 |
| Risk-reducing mastectomy | 21 | 0 |
* Other tumours: oesophageal carcinoma, lung adenocarcinoma, malignant melanoma (2), ovarian mucinous adenocarcinoma, Paget’s disease, prostate cancer, thyroid cancer, unclear mediastinal tumour. Overall, 29 individuals (15 women and 14 men) had no previous tumours prior to inclusion, while the others (32) had a history of one or several tumours. ** Multiple tumours indicating one individual having several different tumours, such as two different breast cancers.