| Value | Category |
|---|---|
| A | BCG |
| AB | |
| AB I | |
| AB IJ | |
| ABC EFGHIJ | |
| ABCDE | |
| ABCDEFGHIJ | |
| ABCDEFGHIJK | |
| B | Polio at birth |
| C | Polio 1 |
| C F | |
| D | Polio 2 |
| DE GH K | |
| DE GHIJK | |
| E | Polio 3 |
| F | Pentavalent 1 |
| G | Pentavalent 2 |
| H | Pentavalent 3 |
| H J | |
| I | HEPB |
| J | Measles (or MMR or MR) 1 |
| JK | |
| K | Measles (or MMR or MR) 2 |