Local Solutions to Gun Violence in Cali
Alcohol Consumption and Homicide
Restriction of alcohol sales in bars as a policy for controlling homicide
First tested in London, UK
•
Replicated as a natural experiment in Cali
Evaluation of 3 decrees closing bars between:
Restrictive: 02:00am-10:00am
Moderate: 03:00am-10:00am
Cali, 2005-2008
Rate per 100 000 person-years
Published by Oxford University Press on behalf of the International Epidemiological Association
© The Author 2011: all rights reserved.
International Journal of Epidemiology 2011;1-101
doi: 10.1093/ije/dyr051
Policies for alcohol restriction and their
association with interpersonal violence: a
time-series analysis of homicides in Cali,
Colombia
Álvaro I Sánchez,12 Andrés Villaveces,2,3,4 Robert T Krafty, Taeyoung Park, Harold B Weiss,"
Anthony Fabio,8,9 Juan Carlos Puyana' and María I Gutiérrez²
All homicides
8 8
80-
100-
97.46
79.81
60-
65.15
40-
20-
Rate per 100 000 person-years
100
80-
Firearm homicides
79.74
60
69.10
54.99
40
20
0-
0-
Most restrictive
Lax: 04:00am-10:00am
Moderately restrictive
Alcohol control policies
Lax
Most restrictive
Moderately restrictive
Alcohol control policies
Lax
No. of cases:
1724
5966
594
No. of cases:
1455
5165
486
Stab/knife homicides
Unintentional injury deaths
Significant reductions in firearm-related mortality
Rate per 100 000 person-years
40-
88
80-
100-
20-
7.90
15.10
8.27
Rate per 100 000 person-years
100-
80-
60-
40-
20-
6.54
6.07
6.73
0-
오
0-
Most restrictive
Moderately restrictive
Alcohol control policies
Lax
Most restrictive
Moderately restrictive
Lax
Alcohol control policies
9
No. of cases:
209
618
92
No. of cases:
173
454
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