Comparative Effect of Protein Prescription Strategies on Nitrogen Balance and Upshots in Critically Ill Patients

In this study intervention will be the dose of protein, one group will be prescribed with the protein dose (1 g/kg/day) and other group will be on prescribed higher dose (2gm/kg/day) of protein according to the ASPEN guideline for critically ill and the energy requirements (other than proteins) will be 25 kcal/kg of adjusted body weight (Picolo et al.,). Each subject in the trail will provide remaining medical nutrition therapy according to the therapeutic guidelines in the field. The medical nutrition management other than protein will be adjust according to need of each patient.