Table 3.
Stepwise Logistic Regression Analysis with Odds for Predictors of Long Gun Use Among Firearm Suicides
| Variable | Model 1 | Model 2 | Model 3 | ||||||
|---|---|---|---|---|---|---|---|---|---|
| OR | 95% CI | p | OR | 95% CI | p | OR | 95% CI | p | |
| NCHS Rurality | |||||||||
| Large metro (1) | ref | – | – | ref | – | – | ref | – | – |
| Large fringe metro (2) | 1.87** | 1.35–2.59 | < .001 | 1.61* | 1.15–2.25 | .005 | 1.49* | 1.06–2.09 | .021 |
| Medium metro (3) | 2.60** | 1.76–3.84 | < .001 | 2.20** | 1.47–3.30 | < .001 | 2.03** | 1.34–3.07 | < .001 |
| Small metro (4) | 2.75** | 1.79–4.20 | < .001 | 2.00* | 1.29–3.12 | .002 | 1.89* | 1.21–2.95 | .005 |
| Micropolitan (5) | 3.88** | 2.27–6.64 | < .001 | 3.27** | 1.88–5.70 | < .001 | 3.00** | 1.70–5.30 | < .001 |
| Noncore (6) | 5.28** | 3.17–8.79 | < .001 | 4.22** | 2.49–7.15 | < .001 | 3.74** | 2.19–6.40 | < .001 |
| Male | 2.68** | 2.00–3.59 | < .001 | 2.93** | 2.16–3.97 | < .001 | |||
| White | 2.54** | 2.01–3.21 | < .001 | 2.56** | 2.02–3.26 | < .001 | |||
| Age (y) | .98** | .98–.99 | < .001 | .98** | .98–.99 | < .001 | |||
| Alcohol > .08% | .98 | .82–1.17 | .834 | ||||||
| Hunting Season | 1.18 | .79–1.77 | .423 | ||||||
NCHS Rurality National Center for Health Statistics Urban-Rural Classification Scheme for Counties. Hunting Season includes annual weeks 49–50. N’s range from 3675 to 3931 due to occasional missing data
CI confidence interval, OR odds ratio calculated by multivariate logistic regression
* p < .05 ** p < .001