Table 2.

Summary of preoperative nutritional interventions

Nutritional intervention	Person implementing intervention	Patient compliance	Ambulatory capacity
Trimodal prehabilitation	Kinesiologist, nutritionist, dietitian, or psychologist	Lower (prehabilitation implemented at home and requires effort by patient)	High
Modified PPN	Dietitian	High	Limited
Arginine and N-3 fatty acid immunonutrition (oral)	Physician, dietitian, or nurse	Moderate-high (may be lower than nasal feeding or modified PPN because patient must ensure intake)	High
Arginine and N-3 fatty acid immunonutrition (nasal feeding)	Dietitian	High	Limited

PPN = peripheral parenteral nutrition.