| Employment status | Cases | % | Reference population | % | p-value |
| Employed | 62 | 47 | 164 | 62.1 | 0.0005 |
| Unemployed | 59 | 44.7 | 96 | 36.4 |
|
| Unknown | 11 | 8.3 | 4 | 1.5 |
|
| Total | 132 | 100 | 264 | 100 |