Incident cases of seropositive myasthenia gravis (MG) in Greece
| Period | Women | Men | Total population |
| 1983–97 | 389 (5.03 ± 0.70)2-150 | 344 (4.56 ± 0.67) | 733 (4.80 ± 0.69) |
| 1983–91 | 168 (3.62 ± 0.43) | 113 (2.49 ± 0.49) | 281 (3.06 ± 0.38) |
| 1992–97 | 221 (7.14 ± 0.84) | 231 (7.66 ± 0.87) | 452 (7.40 ± 0.86) |
↵2-150 Mean annual incidence rate, expressed as MG incident cases/million population/year, with 95% confidence intervals.