| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 52 | 
                                                                 
                                    
                                    13.3%
                                 
                                                             | 
                                                        
                    
| 2 | no | 267 | 
                                                                 
                                    
                                    68.3%
                                 
                                                             | 
                                                        
                    
| 3 | no visit to health care worker | 72 | 
                                                                 
                                    
                                    18.4%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 4109 |