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Table 3 Outcome variables in the intervention groups and other participants at baseline, 2-month and 2-year follow-ups; baseline results are reported for those who answered to at least one of the follow-up questionnaires (N = 16 499)
| Confidence in the future mean (SD) | Gratitude mean (SD) | Stress mean (SD) | Binge drinking weekly N (%) | Current smoking N (%) | Physical exercise 3 h/week N (%) | Daily use of vegetables and/or fruits (N (%) | ||
|---|---|---|---|---|---|---|---|---|
| Lifestyle intervention | Baseline (N = 7851) | 5.34 (1.47) | 5.8 (1.31) | 2.77 (0.71) | 736 (11.96) | 703 (9.05) | 5042 (64.66) | 6795 (86.74) |
| 2-month follow-up (N = 4170) | 5.63 (1.35) | 6.07 (1.15) | 2.94 (0.66) | 274 (8.9) | 278 (6.76) | 2777 (67.19) | 3739 (89.86) | |
| 2-year follow-up (N = 5362) | 5.4 (1.42) | 5.92 (1.21) | 2.95 (0.66) | 350 (8.75) | 412 (7.76) | 3761 (70.47) | 4857 (90.8) | |
| Interpersonal intervention | Baseline (N = 3743) | 5.0 (1.57) | 5.55 (1.41) | 2.63 (0.71) | 231 (7.97) | 211 (5.7) | 2577 (69.27) | 3291 (88.09) |
| 2-month follow-up (N = 2063) | 5.43 (1.4) | 5.89 (1.22) | 2.85 (0.65) | 86 (5.67) | 101 (4.96) | 1406 (68.69) | 1852 (90.17) | |
| 2-year follow-up (N = 2531) | 5.25 (1.47) | 5.8 (1.25) | 2.85 (0.66) | 132 (6.93) | 137 (5.47) | 1846 (73.25) | 2307 (91.29) | |
| Control group | Baseline (N = 7142) | 5.42 (1.42) | 5.83 (1.25) | 2.89 (0.69) | 675 (12.17) | 777 (10.96) | 4897 (69.02) | 6065 (85.11) |
| 2-month follow-up (N = 3650) | 5.52 (1.36) | 5.91 (1.2) | 2.96 (0.67) | 244 (8.93) | 341 (9.42) | 2435 (67.21) | 3080 (84.48) | |
| 2-year follow-up (N = 4817) | 5.34 (1.42) | 5.87 (1.21) | 2.99 (0.68) | 317 (8.73) | 442 (9.28) | 3425 (71.61) | 4275 (88.97) |
