| Value | Category |
|---|---|
| 00 | not reported |
| 01 | hearing impairment |
| 02 | voice disorder |
| 03 | cleft palate |
| 04 | paralysis |
| 05 | mental illness/ retardation |
| 06 | other illness |
| 10 | burns |
| 11 | injury other than burns |
| 12 | medical/surgical intervention |
| 13 | old age |
| 14 | other reasons |
| 15 | not known |