Pathologic or physiologic causes that result in increased energy requirements or decreased ability to consume sufficient energy (ie increased nutrient needs due to catabolic illness)

Lack of access to food or artificial nutrition (economic, cultural, or religious)

Food and nutrition related knowledge deficit

Psychological causes (depression or disordered eating)

Weight loss

Poor dentition

Reports/Observations of insufficient energy intake compared to estimated requirements or measured metabolic rate

Reports/Observations of restriction or omission of energy dense foods

Reports/Observations of food avoidance or lack of interest in food

Reports/Observations of inability to independently consume foods

Reports/Observations of PN/EN insufficient to meet needs based on estimated or measured RMR

Excessive consumption of alcohol/drugs that decrease hunger