Table 1.
Background incidence of Guillain-Barré syndrome in the Korean elderly population.
| Incidence | Overall (July 2014–June 2016) |
2014–2015 Season (July 2014–June 2015) |
2015–2016 Season (July 2015–June 2016) |
|||
|---|---|---|---|---|---|---|
| No. of Patients | Incidence per 100,000 | No. of Patients | Incidence per 100,000 | No. of Patients | Incidence per 100,000 | |
| Total | 533 | 4.15 | 262 | 4.16 | 271 | 4.14 |
| Sex | - | - | - | - | - | - |
| Male | 278 | 5.18 | 140 | 5.34 | 138 | 5.02 |
| Female | 255 | 3.41 | 122 | 3.32 | 133 | 3.50 |
| Age (years) | - | - | - | - | - | - |
| 65–74 | 315 | 4.01 | 158 | 4.07 | 157 | 3.94 |
| 75–84 | 192 | 4.43 | 95 | 4.50 | 97 | 4.36 |
| ≥85 | 26 | 2.37 | 9 | 1.70 | 17 | 2.99 |