Table 1.
Descriptive characteristics of the five symptom/alcohol trajectory groups
| Variable | HH (n = 164) | LH (n = 98) | LM (n = 181) | NM (n = 94) | LN (n = 62) |
|---|---|---|---|---|---|
| % African American*** | 73 (44.5%) | 48 (49.0%) | 120 (66.3%) | 70 (74.4%) | 38 (61.3%) |
| % Male***,a | 102 (62.2%) | 42 (42.9%) | 110 (60.8%) | 58 (61.7%) | 41 (66.1%) |
| % Assault-injury | 106 (64.6%) | 59 (60.2%) | 95 (52.5%) | 60 (63.8%) | 30 (48.4%) |
| Age*** | 20.5 (2.4) | 20.1 (2.5) | 19.8 (2.3) | 19.2 (2.6) | 20.8 (2.1) |
| Community violence*** | 2.5 (0.7) | 2.4 (0.7) | 2.4 (0.7) | 2.1 (0.7) | 1.9 (0.7) |
| Peer behavior (+) | 2.1 (0.8) | 2.3 (0.9) | 2.2 (0.7) | 2.2 (0.8) | 2.2 (0.7) |
| Peer behavior (−)***,a | 2.4 (0.7) | 2.1 (0.7) | 2.0 (0.5) | 1.7 (0.5) | 1.8 (0.7) |
| Parental substance use* | 1.7 (0.8) | 1.7 (1.0) | 1.5 (0.7) | 1.5 (0.9) | 1.4 (0.6) |
| Parental support*,a | 2.9 (1.4) | 3.2 (1.3) | 3.2 (1.2) | 3.0 (1.3) | 3.5 (1.2) |
| Marijuana ASSIST*,a | 4.7 (1.6) | 4.2 (1.8) | 4.1 (1.8) | 4.1 (1.8) | 4.2 (1.7) |
HH, High drinking/High symptoms; NM, No drinking/Moderate symptoms; LN, Low drinking/No symptoms; LH, Low drinking/High symptoms; LM, Low drinking/Moderate symptoms.
*P < 0.05, **P < 0.01 and ***P < 0.001
aSignificant difference between HH and LH groups.