Respondents’ characteristics
| Location | Europe | 80% |
| Mediterranean area outside Europe | 8% | |
| North and South America | 10% | |
| Asia | 2% | |
| Education | Bachelor’s degree | 100% |
| Master’s degree | 32% | |
| Postgraduate/advanced training | 54% | |
| Registration in national registry | 67% | |
| Supplementary training on DSD | 76% | |
| Membership professional association | 58% | |
| Clinical setting | Hospital-based DSD team | 78% |
| Non-hospital based—referrals from DSD-specialised clinicians | 22% | |
| Hospital and non-hospital based | 15% |