From: Motives for adult participation in physical activity: type of activity, age, and gender
 | N | Minimum | Maximum | M | SD |
---|---|---|---|---|---|
Age (in years) | 1360 | 20 | 64 | 35.71 | 10.28 |
Young adult | 763 | 20 | 40 | 28.8 | 6.49 |
Middle-aged adult | 597 | 41 | 64 | 49.5 | 7.92 |
Frequency of activity per week (number of times) | 1360 | 2 | 7 | 2.85 | 1.32 |
Average duration of each session of activity (in minutes) | 1360 | 30 | 240 | 57.36 | 31.32 |
Period of regular exercise (in months) | 1360 | 6 | 60 | 8.40 | 3.75 |