“…The 18 cohorts (Avila-Funes et al,
2014; Blaum et al, 2005; Chaves, 2005; Danon-Hersch et al, 2012; de Albuquerque Sousa et al, 2012; Dumurgier et al, 2009; Eichholzer
et al, 2012; Ekerstad et al,
2011; Frisoli et al, 2015;
Green et al, 2012; Lin et al, 2015; Moreira and Lourenco, 2013; Moretti et al, 2013; Polidoro et
al., 2013; Ramsay et al,
2015; Ricci et al, 2014; Sanchis et al, 2014; Sergi et al, 2015; Wong et
al., 2010) included 4,469 frail participants out of 31,343 older
subjects (eTable 3). Ten cohorts provided data on pre-frail (n=7,294) and robust (n=6,875)
participants, while 8 (Chaves, 2005;
Eichholzer et al, 2012; Ekerstad et al, 2011; Green et al, 2012; Khan et al, 2013; Moretti
et al, 2013; Polidoro et al,
2013; Ricci et al, 2014)
compared frail (n=2,305) to pre-frail/robust participants (n=12,705).…”