| Value | Category | Cases | |
|---|---|---|---|
| 1 | severe | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 2 | moderate | 1 | 
                                                                 
                                    
                                    25%
                                 
                                                             | 
                                                        
                    
| 3 | mild | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 4 | not anemic | 3 | 
                                                                 
                                    
                                    75%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 6477 |