Table 1.

Characteristics of studies included.

Publication	Field/Area	Search Approach or Target Journals	Time Frame	Evidence Base
Flegal (2019) [30]	Self-reported vs. measured weight and height	Unrestricted; reference lists of systematic reviews, repetition of 2 PubMed searches of these, “related articles” in PubMed	1986–May 2019	N = 394 published articles
Abu-Arafeh (2016) [23]	Anesthesiology	Anaesthesia, Anesthesiology, Anesthesia & Analgesia, British Journal of Anaesthesia, Canadian Journal of Anesthesia	2013–2014	N = 111 papers
Montenij (2016) [31]	Cardiac output monitors	N/A	N/A	Expert opinion
Olofsen (2015) [13]	Unrestricted	N/A	N/A	Narrative literature review and Monte Carlo simulations
Chhapola (2015) [22]	Laboratory analytes	PubMed and Google Scholar	2012 and later	N = 50 clinical studies
Berthelsen (2006) [33]	Anesthesiology	Acta Anaesthesiologica Scandinavica	1989–2005	N = 50
Mantha (2000) [32]	Anesthesiology	Seven anesthesia journals	1996–1998	N = 44

N/A: not applicable.