•93 acutely ill patients >65yrs: male = 35, female = 58
•PTT = prothrombin time (Vit K), TPP = thiamin
pyrophosphate effect (vit B1)
Vit B2 =
whole blood riboflavin, Vit B3 = urine n-methyl nicotinamide level
•Morgan AG et al. Int J Vit and Nut Res.
1975:45:448-462