1. Suicide in prisons: an international study of prevalence and contributory factors 
Prof Seena Fazel, MD, Taanvi Ramesh, MSc, Prof Keith Hawton, FMedSci 
The Lancet Psychiatry 
Volume 4, Issue 12, Pages (December 2017)
DOI: /S (17)
Copyright © 2017 The Author(s). Published by Elsevier Ltd. This is an Open Access article under the CC BY 4.0 license Terms and Conditions

2. Figure 1
Rate ratios of suicide in prisoners compared with the general population
RR=rate ratio.
The Lancet Psychiatry 2017 4, DOI: ( /S (17) )
Copyright © 2017 The Author(s). Published by Elsevier Ltd. This is an Open Access article under the CC BY 4.0 license Terms and Conditions

3. Figure 2 Rates of prison suicide compared with rates of incarceration
Data are for men and women combined. USA was not included in this analysis because it is an outlier (appendix p 17).
The Lancet Psychiatry 2017 4, DOI: ( /S (17) )
Copyright © 2017 The Author(s). Published by Elsevier Ltd. This is an Open Access article under the CC BY 4.0 license Terms and Conditions