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Table 1 Inclusion criteria for the review of DLW studies in adults aged 65 years and above

From: Total energy expenditure in adults aged 65 years and over measured using doubly-labelled water: international data availability and opportunities for data sharing

Parameter

Description

Population

Intervention/exposure

Comparison

Outcomes

Study design

Adults aged 65 and over

Doubly-labelled water

No comparator

Total energy expenditure

Full text papers of any study design where participant-level data were available