Table 1 Inclusion criteria for the scoping review^a

Languages

All

Participants

Age 65 years and above. When the age range was not reported, a mean age of at least 70 years

With malnutrition based on i) a screening/assessment capturing multiple aspects of undernutrition, or ii) BMI < 22 kg/m², or iii) involuntary weight loss (as defined by study authors) OR at risk of malnutrition (based on a malnutrition screening tool)

All health conditions

Settings

Community, hospital or long-term care/nursing home

Interventions

Nutritional intervention focused on increasing the intake of protein and/or energy

Control condition

The contrast between the randomized groups is the increase in protein and/or energy intake

Study design

RCT, including quasi-randomized, cluster-randomized and randomized cross-over design

Publication type

Result paper, protocol paper, trial registration

Outcomes

All