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Table 3 Characteristics of the programs in the meta-analysis on training effectiveness

From: Effectiveness of bystander naloxone administration and overdose education programs: a meta-analysis

Study

Program site(s)

Subjects

Follow-up(s)

Study design

Green et al. 2008

Baltimore

Users

N/A

Cross-sectional

San Francisco

Chicago

New York

New Mexico

McAuley et al. 2010

Lanarkshire

High risk users

2 months 6 months

Cohort

Williams et al. 2014

London

Family/friends of users

3 months

Randomized controlled trial

Kent

Herefordshire

Gaston et al. 2009 a

Birmingham

Users

3 months 6 months

Cohort

London

Jones et al. 2014

New York City

Users

N/Ab

Cohort

  1. aGaston et al. (2009) uses the same sample as Strang et al. (2008).
  2. bPost-training test administered immediately after training.