Table 3.
Logistic regression analyses of associations between ordinal levels of potential alcohol/drug-related problems and negative school-related outcomes.
| Low GPAa | High number of days missed from schoola | High number of hours missed from schoola | ||||
|---|---|---|---|---|---|---|
| OR | 95% CI | OR | 95% CI | OR | 95% CI | |
| No alc/drug problems (n = 5,164) | (Base) | (Base) | (Base) | |||
| 1 INDICATION OF ALC/DRUG PROBL (n = 1,439) | ||||||
| Crude | 2.01*** | 1.62, 2.49 | 2.08*** | 1.71, 2.53 | 2.02*** | 1.66, 2.47 |
| Adjusted for age, gender and SES | 2.03*** | 1.63, 2.53 | 1.90*** | 1.55, 2.33 | 1.92*** | 1.57, 2.35 |
| + adj for mental health problemsb | 1.78*** | 1.42, 2.23 | 1.72*** | 1.39, 2.12 | 1.63*** | 1.32, 2.01 |
| 2 INDICATIONS OF ALC/DRUG PROBL (n = 743) | ||||||
| Crude | 2.81*** | 2.02, 3.90 | 2.40*** | 1.89, 3.06 | 3.13*** | 2.50, 3.91 |
| Adjusted for age, gender and SES | 2.92*** | 2.08, 4.09 | 2.13*** | 1.66, 2.73 | 2.85*** | 2.26, 3.59 |
| + adj for mental health problemsb | 2.35*** | 1.66, 3.31 | 1.80*** | 1.39, 2.33 | 2.17*** | 1.70, 2.76 |
| 3–4 INDICATIONS OF ALC/DRUG PROBL (n = 468) | ||||||
| Crude | 2.91*** | 1.84, 4.60 | 4.69*** | 3.61, 6.11 | 5.17*** | 4.00, 6.69 |
| Adjusted for age, gender and SES | 2.98*** | 1.87, 4.74 | 3.95*** | 2.98, 5.22 | 4.36*** | 3.32, 5.71 |
| + adj for mental health problemsb | 2.17** | 1.35, 3.48 | 3.13*** | 2.33, 4.22 | 2.93*** | 2.17, 3.91 |
N = 7,874 (girls n = 4,121, boys, n = 3,753).
a
p-value for trend in the association between potential alcohol/drug-related problems and school-related outcomes, all p < 0.001.
b
The measure for mental health problems includes depression (SMFQ), anxiety (SCARED), inattention/hyperactivity (ASRS), and conduct problems (YCD).
Bold fonts denotes statistically significant associations:
***
p < 0.001,
**
p < 0.01.