From: Methylmalonic acidemia/propionic acidemia – the biochemical presentation and comparing the outcome between liver transplantation versus non-liver transplantation groups
Unscheduled admissions/yr
Tube feeding
Metabolism-correcting/ immunosuppressive agents
Good
≦ 2 times
(−)
1
Mildly impaired (if any)
3–5
< 25%
2–3
Moderately impaired (if any)
6–8
25–50%
4–5
Severely impaired (if any)
≧9
> 50%
≧6