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Criminal offending and the family environment : Swedish national high-risk home-reared and adopted-away co-sibling control study

Kendler, Kenneth S. ; Morris, Nancy A. ; Ohlsson, Henrik LU ; Lönn, Sara Larsson LU ; Sundquist, Jan LU and Sundquist, Kristina LU (2016) In British Journal of Psychiatry 209(4). p.294-299
Abstract

Background: Criminal offending is strongly transmitted across generations. Aims: To clarify the contribution of rearing environment to crossgenerational transmission of crime. Method: Using Swedish national registries, we identified 1176 fullsibling and 3085 half-sibling sets from high-risk families where at least one sibling was adopted and the other raised by the biological parents. Results: Risk for criminal conviction was substantially lower in the fulland half-siblings who were adopted v. home-reared (hazard ratios (HR)= 0.56, 95% CI 0.50-0.64 and 0.60, 95% CI 0.56-0.65, respectively). The protective effect of adoption was significantly stronger in sibships with two v. one high-risk parent. Conclusions: Using matched high-risk... (More)

Background: Criminal offending is strongly transmitted across generations. Aims: To clarify the contribution of rearing environment to crossgenerational transmission of crime. Method: Using Swedish national registries, we identified 1176 fullsibling and 3085 half-sibling sets from high-risk families where at least one sibling was adopted and the other raised by the biological parents. Results: Risk for criminal conviction was substantially lower in the fulland half-siblings who were adopted v. home-reared (hazard ratios (HR)= 0.56, 95% CI 0.50-0.64 and 0.60, 95% CI 0.56-0.65, respectively). The protective effect of adoption was significantly stronger in sibships with two v. one high-risk parent. Conclusions: Using matched high-risk full- and half-siblings, we found replicated evidence that (a) rearing environment has a strong impact on risk for criminal conviction, (b) high-quality rearing environments have especially strong effects in those at high familial risk for criminal offending and (c) the protective effects of adoption are stronger for more severe crimes and for repeated offending.

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author
; ; ; ; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
in
British Journal of Psychiatry
volume
209
issue
4
pages
6 pages
publisher
Cambridge University Press
external identifiers
  • scopus:84991819008
  • pmid:27539295
  • wos:000384966100006
ISSN
0007-1250
DOI
10.1192/bjp.bp.114.159558
language
English
LU publication?
yes
id
a97c3b1a-c4fc-45ee-8f83-a6274d94f1f4
date added to LUP
2016-11-16 12:22:41
date last changed
2024-06-29 21:31:24
@article{a97c3b1a-c4fc-45ee-8f83-a6274d94f1f4,
  abstract     = {{<p>Background: Criminal offending is strongly transmitted across generations. Aims: To clarify the contribution of rearing environment to crossgenerational transmission of crime. Method: Using Swedish national registries, we identified 1176 fullsibling and 3085 half-sibling sets from high-risk families where at least one sibling was adopted and the other raised by the biological parents. Results: Risk for criminal conviction was substantially lower in the fulland half-siblings who were adopted v. home-reared (hazard ratios (HR)= 0.56, 95% CI 0.50-0.64 and 0.60, 95% CI 0.56-0.65, respectively). The protective effect of adoption was significantly stronger in sibships with two v. one high-risk parent. Conclusions: Using matched high-risk full- and half-siblings, we found replicated evidence that (a) rearing environment has a strong impact on risk for criminal conviction, (b) high-quality rearing environments have especially strong effects in those at high familial risk for criminal offending and (c) the protective effects of adoption are stronger for more severe crimes and for repeated offending.</p>}},
  author       = {{Kendler, Kenneth S. and Morris, Nancy A. and Ohlsson, Henrik and Lönn, Sara Larsson and Sundquist, Jan and Sundquist, Kristina}},
  issn         = {{0007-1250}},
  language     = {{eng}},
  month        = {{10}},
  number       = {{4}},
  pages        = {{294--299}},
  publisher    = {{Cambridge University Press}},
  series       = {{British Journal of Psychiatry}},
  title        = {{Criminal offending and the family environment : Swedish national high-risk home-reared and adopted-away co-sibling control study}},
  url          = {{http://dx.doi.org/10.1192/bjp.bp.114.159558}},
  doi          = {{10.1192/bjp.bp.114.159558}},
  volume       = {{209}},
  year         = {{2016}},
}