Table 1:
Baseline characteristics of students randomized to an API by Stage 1 and Stage 2 engagement
| No stage 1 engagement (N=215) | Stage 1 engagement (N=376) | No stage 2 engagement (N =57) | Stage 2 engagement (N = 101) | |
|---|---|---|---|---|
|
| ||||
| M(SD)/N(%) | M(SD)/N(%) | M(SD)/N(%) | M(SD)/N(%) | |
|
| ||||
| Sex | ||||
| Female | 131 (60.9%) | 241 (64.1%) | 31 (54.4%) | 69 (68.3%) |
| Male | 84 (39.1%) | 135 (35.9%) | 26 (45.6%) | 32 (31.7%) |
| Race/ethnicity | ||||
| White | 169 (78.6%) | 282 (75.0%) | 49 (86.0%) | 88 (87.1%) |
| Asian | 20 (9.3%) | 40 (10.6%) | 2 (3.5%) | 7 (6.9%) |
| Black | 3 (1.4%) | 15 (4.0%) | 0 (0%) | 0 (0%) |
| Hispanic/Latinx | 11 (5.1%) | 18 (4.8%) | 3 (5.3%) | 2 (2.0%) |
| Other/Multiracial | 12 (5.6%) | 21 (5.6%) | 3 (5.3%) | 4 (4.0%) |
| Pre-college intention to pledge Greek life | ||||
| No | 119 (55.3%) | 251 (66.8%) | 25 (43.9%) | 54 (53.5%) |
| Yes/Undecided | 96 (44.7%) | 125 (33.2%) | 32 (56.1%) | 47 (46.5%) |
| Parents’ highest level of education | ||||
| Bachelor’s or higher | 169 (78.6%) | 304 (80.9%) | 48 (84.2%) | 77 (76.2%) |
| Less than bachelor’s | 46 (21.4%) | 72 (19.1%) | 9 (15.8%) | 24 (23.8%) |
| Biological family member with clear drinking problem | ||||
| No | 138 (64.2%) | 236 (62.8%) | 34 (59.6%) | 53 (52.5%) |
| Yes | 77 (35.8%) | 139 (37.0%) | 23 (40.4%) | 48 (47.5%) |
| Average patient health questionnaire score (0–3) | 0.52 (0.52) | 0.58 (0.58) | 0.47 (0.39) | 0.67 (0.66) |
| Suicidal ideation score (0–3) | 0.08 (0.37) | 0.07 (0.31) | 0.07 (0.42) | 0.10 (0.36) |
| Average perceived stress score (0–4) | 1.30 (0.62) | 1.31 (0.69) | 1.28 (0.56) | 1.40 (0.65) |
| Average general anxiety disorder score (0–3) | 0.59 (0.63) | 0.63 (0.63) | 0.51 (0.48) | 0.66 (0.64) |
| Pre-college binge drinking | ||||
| Never | 132 (61.4%) | 291 (77.4%) | 19 (33.3%) | 43 (42.6%) |
| Yes | 83 (38.6%) | 85 (22.6%) | 38 (66.7%) | 58 (57.4%) |
| Baseline alcohol consequences (0–24) | 1.82 (2.76) | 1.18 (2.13) | 3.51 (3.21) | 2.71 (2.66) |
| Perceived norm: % of first-year students who binge drink (0–100) | 25.80 (19.30) | 20.90 (16.40) | 29.30 (18.00) | 27.20 (19.00) |
| Average social motives score (0–5) | 1.92 (1.65) | 1.56 (1.62) | 3.04 (1.30) | 2.74 (1.37) |
| Average enhancement motives score (0–5) | 1.70 (1.54) | 1.38 (1.47) | 2.79 (1.25) | 2.51 (1.17) |
| Average coping motives score (0–5) | 0.97 (0.97) | 0.81 (0.99) | 1.53 (0.96) | 1.41 (1.01) |
| Average conformity motives score (0–5) | 0.91 (0.91) | 0.71 (0.82) | 1.25 (0.70) | 1.17 (0.81) |
| Readiness for pre-contemplation score (−8 to 8) | −1.82 (2.98) | −1.79 (3.27) | −1.30 (2.43) | −1.64 (2.53) |
| Readiness for contemplation score (−8 to 8) | −4.76 (3.01) | −4.89 (2.89) | −3.93 (2.95) | −4.23 (2.50) |
| Readiness to take action score (−8 to 8) | −2.70 (3.45) | −2.92 (3.27) | −3.32 (2.73) | −2.33 (2.88) |
| Timing of intervention | ||||
| Early | 112 (52.1%) | 183 (48.7%) | - | - |
| Late | 103 (47.9%) | 193 (51.3%) | - | - |
| Bridging intervention | ||||
| Coach | - | - | 27 (47.4%) | 53 (52.5%) |
| - | - | 30 (52.6%) | 48 (47.5%) | |
| PNF engagement | ||||
| None | - | - | 32 (56.1%) | 79 (78.2%) |
| Partial or full | - | - | 25 (43.9%) | 22 (21.8%) |
| Mid-semester binge drinking frequency (0–10) | 1.10 (1.52) | 0.93 (1.57) | 2.96 (1.43) | 2.91 (1.52) |
PNF=Personalized Normative Feedback