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Regional clozapine, ECT and lithium usage inversely associated with excess suicide rates in male adolescents

Desai Boström, Adrian E. ; Andersson, Peter ; Rask-Andersen, Mathias ; Jarbin, Håkan LU ; Lundberg, Johan and Jokinen, Jussi (2023) In Nature Communications 14(1).
Abstract

Advanced psychiatric treatments remain uncertain in preventing suicide among adolescents. Across the 21 Swedish regions, using nationwide registers between 2016–2020, we found negative correlation between adolescent excess suicide mortality (AESM) and regional frequencies of clozapine, ECT, and lithium (CEL) usage among adolescents (β = −0.613, p = 0.0003, 95% CI: −0.338, −0.889) and males (β = −0.404, p = 0.009, 95% CI: −0.130, −0.678). No correlation was found among females (p = 0.197). Highest CEL usage among male adolescents was seen in regions with lowest quartile (Q1) AESM (W = 74, p = 0.012). Regional CEL treatment frequency in 15–19-year-olds was related to lower AESM in males, reflecting potential treatment efficacy, treatment... (More)

Advanced psychiatric treatments remain uncertain in preventing suicide among adolescents. Across the 21 Swedish regions, using nationwide registers between 2016–2020, we found negative correlation between adolescent excess suicide mortality (AESM) and regional frequencies of clozapine, ECT, and lithium (CEL) usage among adolescents (β = −0.613, p = 0.0003, 95% CI: −0.338, −0.889) and males (β = −0.404, p = 0.009, 95% CI: −0.130, −0.678). No correlation was found among females (p = 0.197). Highest CEL usage among male adolescents was seen in regions with lowest quartile (Q1) AESM (W = 74, p = 0.012). Regional CEL treatment frequency in 15–19-year-olds was related to lower AESM in males, reflecting potential treatment efficacy, treatment compliance or better-quality mental health care. Suicide prevention may benefit from early recognition and CEL treatment for severe mental illness in male adolescents. The results indicate association but further research, using independent samples and both prospective and observational methodologies, is needed to confirm causality.

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author
; ; ; ; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
in
Nature Communications
volume
14
issue
1
article number
1281
publisher
Nature Publishing Group
external identifiers
  • scopus:85150306127
  • pmid:36918566
ISSN
2041-1723
DOI
10.1038/s41467-023-36973-4
language
English
LU publication?
yes
id
70010cae-9e03-42b6-8f9b-ed4902f97b78
date added to LUP
2023-05-05 08:33:20
date last changed
2024-07-13 05:03:12
@article{70010cae-9e03-42b6-8f9b-ed4902f97b78,
  abstract     = {{<p>Advanced psychiatric treatments remain uncertain in preventing suicide among adolescents. Across the 21 Swedish regions, using nationwide registers between 2016–2020, we found negative correlation between adolescent excess suicide mortality (AESM) and regional frequencies of clozapine, ECT, and lithium (CEL) usage among adolescents (β = −0.613, p = 0.0003, 95% CI: −0.338, −0.889) and males (β = −0.404, p = 0.009, 95% CI: −0.130, −0.678). No correlation was found among females (p = 0.197). Highest CEL usage among male adolescents was seen in regions with lowest quartile (Q1) AESM (W = 74, p = 0.012). Regional CEL treatment frequency in 15–19-year-olds was related to lower AESM in males, reflecting potential treatment efficacy, treatment compliance or better-quality mental health care. Suicide prevention may benefit from early recognition and CEL treatment for severe mental illness in male adolescents. The results indicate association but further research, using independent samples and both prospective and observational methodologies, is needed to confirm causality.</p>}},
  author       = {{Desai Boström, Adrian E. and Andersson, Peter and Rask-Andersen, Mathias and Jarbin, Håkan and Lundberg, Johan and Jokinen, Jussi}},
  issn         = {{2041-1723}},
  language     = {{eng}},
  number       = {{1}},
  publisher    = {{Nature Publishing Group}},
  series       = {{Nature Communications}},
  title        = {{Regional clozapine, ECT and lithium usage inversely associated with excess suicide rates in male adolescents}},
  url          = {{http://dx.doi.org/10.1038/s41467-023-36973-4}},
  doi          = {{10.1038/s41467-023-36973-4}},
  volume       = {{14}},
  year         = {{2023}},
}