Table 1.

Physical and demographical characteristics of the participants.

Variables	All (N=15)	Female (n=7)	Male (n=8)
Age in years	21-31	24-26	23-31
Height (cm)	155-189	155-178	175-189
Body mass (kg)	47-86	47-75	65-86
Body Mass Index (kgm−2)	19.0-24.8	19.0-24.8	20.1-24.8
Average number of steps taken in treadmill experiments	610	583	643
Average number of steps taken in walker experiment	236	231	240
Average number of steps taken in shopping cart experiment	417	400	418