Frequency of clinical infectious antecedents in the month preceding Guillain-Barré syndrome (GBS) onset for the different diagnostic groups (GBS variants and Miller Fisher syndrome (MFS) plus NINCDS criteria)
| Clinical infectious antecedents in the month preceding GBS onset | Other GBS variants (n=11) n (%) | GBS NINCDS criteria plus MFS (n=94) n (%) |
|---|---|---|
| Upper respiratory tract infections | 1 (9.1) | 43 (45.7) |
| Influenza | 1 (9.1) | 12 (12.8) |
| Gastrointestinal tract infections | 2 (18.2) | 10 (10.6) |