Bibliografia indice NRI : Buzby GP, Knox LS, Crosby LO, et al. Study protocol:
a randomized clinical trial of total parenteral nutrition in malnourished surgical patients. Am J Clin Nutr 1988;47:366-.81.

NRI= (1,489 x albúmina sérica (g/l) + 41,7 x (peso actual / peso habitual)