Table 8.
Pretest and posttest values on outcome variables for control group, nonusers, and users
| Variable | Control (n=142) | Nonusers (n=46) | Users (n=81) | ||||
| Pretest | Posttest | Pretest | Posttest | Pretest | Posttest | ||
| BMI, mean (SD) | 23.9 (2.5) | 24.0 (2.5) | 23.7 (2.3) | 23.9 (2.5) | 24.2 (2.5) | 24.2 (2.5) | |
| Diet | |||||||
| Healthy, n (%) | 40 (28) | 46 (32) | 6 (13) | 11 (24) | 28 (35) | 34 (42) | |
| Improvable, n (%) | 91 (64) | 89 (63) | 31 (68) | 30 (65) | 46 (57) | 43 (53) | |
| Unhealthy, n (%) | 11 (8) | 7 (5) | 9 (20) | 5 (11) | 7 (9) | 4 (5) | |
| Healthy pysical activity level, n (%) | 58 (41) | 69 (49) | 19 (41) | 16 (35) | 30 (37) | 42 (52) | |
| Knowledge, mean (SD) | 7.9 (1.1) | 7.7 (1.3) | 7.4 (1.4) | 7.3 (1.4) | 7.9 (1.1) | 7.9 (1.2) | |
| Attitude, mean (SD) | 4.0 (0.44) | 4.0 (0.45) | 3.9 (0.46) | 4.0 (0.45) | 4.0 (0.44) | 4.0 (0.44) | |
| Self-efficacy, mean (SD) | 2.1 (0.59) | 2.2 (0.64) | 2.2 (0.62) | 2.4 (0.77) | 2.3 (0.61) | 2.3 (0.65) | |
| Self-rating, mean (SD) | 6.8 (1.2) | 6.9 (1.2) | 6.5 (1.5) | 6.9 (1.4) | 6.6 (1.4) | 6.9 (1.1) | |
| Realistic insight, diet, n (%) | 83 (59) | 87 (61) | 31 (67.4) | 25 (54.3) | 52 (64.2) | 46 (56.8) | |
| Realistic insight, PA, n (%) | 84 (59) | 88 (62) | 32 (69.6) | 27 (58.7) | 47 (58.0) | 56 (69.1) | |