Table 1. Summary of four studies included in meta-analysis.

Study	Sample	Course	Instructions/Feedback
Bohannon (2017) PhyStat 7	Community-dwelling adults (n=40) [United States]	Out-and-back (15.2 m)	“Cover as much ground as possible without running.” “You are doing well, you have 1 min remaining.”
Bohannon (2015) NIH Toolbox	Community-dwelling adults (n=1185) [United States]	Out-and-back (15.2 m)	“Walk as fast as you can.” “You are doing well, you have 1 min left.”
Priya & Verma (2015)	Healthy adults (n=300) [India]	Out-and-back (30.0 m)	Not stated
White et al. (2014) Health ABC	Well-functioning older adults (n=3,075) [United States]	Out-and-back (20.0 m)	“Cover as much ground as possible.”