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Table 1 Association between excess handguns (per 1,000 population) acquired during the 11 week period following the 2012 election and Sandy Hook and firearm violence rates (per 1,000 Population)

From: The impact of spikes in handgun acquisitions on firearm-related harms

outcome window

all firearm violence

firearm injury

firearm mortality

machinery injury (falsification test)

bicycle injury (falsification test)

motor vehicle injury (falsification test)

Poisson Regression Risk Ratios

12 Month

1.033

1.044 *

0.993

1.014

0.956

0.988

(0.997, 1.070)

(1.000, 1.089)

(0.932, 1.058)

(0.998, 1.031)

(0.897, 1.019))

(0.954, 1.023)

  1. * P ≤ 0.05
  2. Results for injury and mortality by type and for shorter time windows are included in the Additional file 1