2.2. Nutritional Protocol
Patients were randomized 1:1 to a PSMF diet administered continuously during 24 h via NGT (ProMoFasT) or to the same PSMF diet administered orally. The protocol included 5 cycles of active PSMF nutrition lasting 10 days alternated to 20 days of a balanced oral low-calorie diet for a total of 150 days. The PSMF diet administered in both two groups was based on a whey protein formula (The endpoints were assessed in the intention-to-treat population. 