Table 1 Descriptive statistics for knee and ankle study times
| Â | Â | Â | Knee | Ankle | ||||
|---|---|---|---|---|---|---|---|---|
Program | Instructional Method | Alone Study Time | Group Study Time | Total Study Time | Alone Study Time | Group Study Time | Total Study Time | |
#1 | Live Demo | N | 14 | 14 | 14 | 12 | 12 | 12 |
| Â | Â | Mean (minutes) | 44.6 | 11.8 | 56.4 | 27.5 | 25 | 52.5 |
| Â | Â | SD | 42.2 | 32.3 | 63 | 36.5 | 41.8 | 67.7 |
| Â | CD Demo | N | 11 | 11 | 11 | 11 | 11 | 11 |
| Â | Â | Mean (minutes) | 19.5 | 36.8 | 56.4 | 18.2 | 0 | 18.2 |
| Â | Â | SD | 25.5 | 50.7 | 69.4 | 22.2 | 0 | 22.2 |
| Â | Total | N | 25 | 25 | 25 | 23 | 23 | 23 |
| Â | Â | Mean (minutes) | 33.6 | 22.8 | 56.4 | 23 | 13 | 36.1 |
| Â | Â | SD | 37.4 | 42.4 | 64.5 | 30.2 | 32.2 | 53.1 |
#2 | Live Demo | N | 11 | 11 | 11 | 11 | 11 | 11 |
| Â | Â | Mean (minutes) | 50 | 41.4 | 91.4 | 34.1 | 40.9 | 75 |
| Â | Â | SD | 32.6 | 34.9 | 52.4 | 25.6 | 40.9 | 53 |
| Â | CD Demo | N | 10 | 10 | 10 | 9 | 9 | 9 |
| Â | Â | Mean (minutes) | 47.5 | 28.5 | 76 | 31.7 | 16.7 | 47.2 |
| Â | Â | SD | 19.3 | 36 | 40.1 | 40.3 | 18.5 | 52.7 |
| Â | Total | N | 21 | 21 | 21 | 20 | 20 | 20 |
| Â | Â | Mean (minutes) | 48.8 | 35.2 | 84 | 33 | 30 | 63 |
| Â | Â | SD | 26.5 | 35.2 | 46.5 | 32.1 | 34.3 | 53.3 |
Programs Combined | Live Demo | N | 25 | 25 | 25 | 23 | 23 | 23 |
| Â | Â | Mean (minutes) | 47 | 24.8 | 71.8 | 30.7 | 32.6 | 63.3 |
| Â | Â | SD | 37.6 | 36 | 60.1 | 31.2 | 41.2 | 60.8 |
| Â | CD Demo | N | 21 | 21 | 21 | 20 | 20 | 20 |
| Â | Â | Mean (minutes) | 32.9 | 32.9 | 65.8 | 24.3 | 7.5 | 31.8 |
| Â | Â | SD | 26.4 | 43.4 | 56.9 | 31.5 | 14.7 | 40.6 |
| Â | Total | N | 46 | 46 | 46 | 43 | 43 | 43 |
| Â | Â | Mean (minutes) | 40.5 | 28.5 | 69 | 27.7 | 20.9 | 48.6 |
| Â | Â | SD | 33.4 | 39.3 | 58.1 | 31.1 | 33.9 | 54.2 |