| Value | Category | Cases | |
|---|---|---|---|
| -9 | 3560 | 
                                
                                90.1%
                             | |
| 1 | Did not make it to hospital | 12 | 
                                
                                0.3%
                             | 
| 2 | I lost the OBA voucher | 0 | 
                                
                                0%
                             | 
| 3 | HF staff refused to accept it | 1 | 
                                
                                0%
                             | 
| 4 | HF does not allow OBA voucher | 2 | 
                                
                                0.1%
                             | 
| 5 | Other | 4 | 
                                
                                0.1%
                             | 
| 9 | Not applicable | 373 | 
                                
                                9.4%
                             |