Digital records of patients' visits are kept by 98.7 of all participants and 88.5 have direct access to case history. An expert neurological examination is performed for 94.9 of participants reported to perform an expert neurological examination in patients with acute attacs, while only 30.8 seem to perform the assessments according to the Neurostatus Expanded Disability Status Scale EDSS definitions.. ...CONCLUSIONS: The high percentage of centers using digital records is encouraging. However, routine adjudication of clinical events in NMOSD seems highly heterogeneous. ...