TABLE 2—
Odds Ratios (ORs) and 95% Confidence Intervals (CIs) for Association of Employers’ Policies Toward Weapons in the Workplacea With the Risk of Homicide for Workers, Adjusted for Workplace Characteristics and Control Measures
| Allowed at Least 1 Type of Weapon | Allowed Weapons Other Than Guns | Allowed Guns | |
| Adjustments | ORb (95% CI) | ORb (95% CI) | ORb (95% CI) |
| Workplace characteristicsc | 2.57 (1.24, 5.32) | 1.30 (0.53, 3.21) | 5.67 (2.09, 15.35) |
| Control measuresd | 2.82 (1.60, 5.00) | 1.35 (0.64, 2.84) | 6.40 (3.13, 13.08) |
| Workplace characteristics and control measures | 2.38 (1.12, 5.06) | 1.39 (0.53, 3.62) | 4.81 (1.70, 13.65) |
aIncludes 87 case and 177 control workplaces for which data indicated that the employer had a specific policy toward weapons.
bReference category is no weapons allowed.
cHigh-risk industry, night hours, residential or industrial location, less than 2 years in current location, only 1 worker, majority male workers, majority non-White workers (see Loomis et al.12).
dClosed or locked entrances, bright lighting, alarms, multiple workers normally on duty (see Loomis et al.13).