Table 3:
Estimated Risk of Suicide Attempt by Reported Level of Alcohol Consumption and Frequency of Heavy Episodic Drinking, within 90 Days of AUDIT-C Assessments at Least 9 Months Apart
| A: *Unadjusted Model | B: †Additionally Adjusted for Demographics | C: ‡Additionally Adjusted for Depressive Symptoms and Thoughts of Self-harm | D: Additionally Adjusted for ‡‡Mental Health Diagnoses and Medical Comorbidity | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| N visits=60,273 (44106 patients) | N visits=60,273 (44106 patients) | N visits=59,382 (43537 patients) | N visits=56,731 (41644 patients) | |||||||||
| OR | 95% CI | p-value | OR | 95% CI | p-value | OR | 95% CI | p-value | OR | 95% CI | p-value | |
| 1: Level of Alcohol Consumption** | ||||||||||||
| Nondrinking | 1.25 | (0.94–1.65) | 0.118 | 1.32 | (1.00–1.74) | 0.054 | 1.12 | (0.84–1.49) | 0.430 | 1.02 | (0.76–1.37) | 0.908 |
| Low-level | ref | ref | ref | Ref | ||||||||
| Moderate-level | 1.03 | (0.80–1.32) | 0.837 | 0.95 | (0.74–1.22) | 0.677 | 0.93 | (0.72–1.19) | 0.556 | 0.96 | (0.74–1.26) | 0.786 |
| High-level | 2.87 | (2.00–4.12) | <0.001 | 2.59 | (1.80–3.74) | <0.001 | 1.77 | (1.22–2.57) | 0.002 | 1.61 | (1.08–2.40) | 0.018 |
| 2: Frequency of Heavy Episodic Drinking | ||||||||||||
| Never | ref | ref | ref | ref | ||||||||
| Less Than Monthly | 1.20 | (0.93–1.55) | 0.171 | 0.98 | (0.75–1.28) | 0.879 | 0.94 | (0.72–1.23) | 0.670 | 0.98 | (0.74–1.30) | 0.892 |
| Monthly | 1.47 | (1.00–2.16) | 0.049 | 1.16 | (0.78–1.71) | 0.47 | 1.09 | (0.73–1.61) | 0.681 | 1.18 | (0.78–1.78) | 0.446 |
| Weekly | 1.92 | (1.25–2.97) | 0.003 | 1.58 | (1.02–2.46) | 0.042 | 1.21 | (0.78–1.89) | 0.392 | 1.23 | (0.77–1.99) | 0.389 |
| Daily or Almost Daily | 3.88 | (2.32–6.49) | <0.001 | 3.62 | (2.16–6.07) | <0.001 | 2.33 | (1.38–3.93) | 0.002 | 1.63 | (0.90–2.96) | 0.108 |
OR=odds ratio
All analyses adjusted for assessment year
Adjusted for gender, age, race/ethnicity (including unknown category)
Additionally adjusted for depressive symptoms (PHQ-8 score) & suicidal ideation measured (PHQ-9 ninth question)
Additionally adjusted for mental health diagnoses recorded in the past year, including depressive disorders, anxiety disorders, serious mental illness (bipolar, schizophrenia, other psychosis or personality disorders), suicide attempt, as well as Charlson comorbidity index score
AUDIT-C: Nondrinking=score 0; Low-Level= Score 1–2 Women, 1–3 Men; Moderate-Level=Score 3–7 Women, 4–7 Men; High -Level=Score 8–12 Women & Men