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Hospitalizations due to systemic connective tissue diseases: : Secular trends and regional disparities in Sweden, 1998-2016

Kiadaliri, Aliasghar A LU orcid ; Mohammad, Aladdin J LU and Englund, Martin LU orcid (2018) In International Journal of Rheumatic Diseases 21(11). p.1900-1906
Abstract

AIM: To investigate secular trends and regional disparities in hospitalizations due to systemic connective tissue diseases (SCTD) in Sweden from 1998 to 2016.

METHOD: We identified all hospital admissions with a principal diagnosis of SCTD (ICD-10 codes: M30-M36) from the Swedish National Patient Register. Joinpoint regression was used to assess secular trends in age-standardized hospitalization rates (ASHR) and proportions of SCTD from all and musculoskeletal disorders hospitalizations. We also assessed the secular trends in the absolute and relative regional disparities of SCTD hospitalizations.

RESULTS: We identified 89 333 SCTD hospitalizations (0.3% of all hospitalizations), of these about 69% were for women and 49% of... (More)

AIM: To investigate secular trends and regional disparities in hospitalizations due to systemic connective tissue diseases (SCTD) in Sweden from 1998 to 2016.

METHOD: We identified all hospital admissions with a principal diagnosis of SCTD (ICD-10 codes: M30-M36) from the Swedish National Patient Register. Joinpoint regression was used to assess secular trends in age-standardized hospitalization rates (ASHR) and proportions of SCTD from all and musculoskeletal disorders hospitalizations. We also assessed the secular trends in the absolute and relative regional disparities of SCTD hospitalizations.

RESULTS: We identified 89 333 SCTD hospitalizations (0.3% of all hospitalizations), of these about 69% were for women and 49% of patients were aged 15-64 years. Polyarteritis nodosa and related conditions (PANRC) and systemic lupus erythematosus (SLE) were the most frequent SCTD among those aged <10 years and 10-54 years, respectively. Joinpoint regression suggested that both rates and proportions of SCTD hospitalizations declined over time. These trends persisted among sex, age and diagnosis subgroups except for PANRC in patients aged 0-19 years who observed an average annual increase of 3.4% (95% CI: 1.8, 5.1) over the study period. There were 2.4-fold (95% CI: 2.3-2.5) difference between the regions with the highest and lowest mean ASHR. There was no statistically significant secular trend in the relative regional disparities, whereas the absolute regional disparity declined over time.

CONCLUSION: There were substantial decreases in the absolute and relative burden of SCTD hospitalizations reflecting possible improvements in disease management in Sweden. The rising trend in PANRC among the youngest children warrants further investigation.

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author
; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
in
International Journal of Rheumatic Diseases
volume
21
issue
11
pages
1900 - 1906
publisher
Wiley-Blackwell
external identifiers
  • pmid:30168267
  • scopus:85052816393
ISSN
1756-185X
DOI
10.1111/1756-185X.13341
project
Temporal trends in musculoskeletal disorders burden
language
English
LU publication?
yes
id
988ade0f-ac7e-4588-9ac1-d3ab82ad9b95
date added to LUP
2018-09-01 16:42:27
date last changed
2024-03-18 13:30:08
@article{988ade0f-ac7e-4588-9ac1-d3ab82ad9b95,
  abstract     = {{<p>AIM: To investigate secular trends and regional disparities in hospitalizations due to systemic connective tissue diseases (SCTD) in Sweden from 1998 to 2016.</p><p>METHOD: We identified all hospital admissions with a principal diagnosis of SCTD (ICD-10 codes: M30-M36) from the Swedish National Patient Register. Joinpoint regression was used to assess secular trends in age-standardized hospitalization rates (ASHR) and proportions of SCTD from all and musculoskeletal disorders hospitalizations. We also assessed the secular trends in the absolute and relative regional disparities of SCTD hospitalizations.</p><p>RESULTS: We identified 89 333 SCTD hospitalizations (0.3% of all hospitalizations), of these about 69% were for women and 49% of patients were aged 15-64 years. Polyarteritis nodosa and related conditions (PANRC) and systemic lupus erythematosus (SLE) were the most frequent SCTD among those aged &lt;10 years and 10-54 years, respectively. Joinpoint regression suggested that both rates and proportions of SCTD hospitalizations declined over time. These trends persisted among sex, age and diagnosis subgroups except for PANRC in patients aged 0-19 years who observed an average annual increase of 3.4% (95% CI: 1.8, 5.1) over the study period. There were 2.4-fold (95% CI: 2.3-2.5) difference between the regions with the highest and lowest mean ASHR. There was no statistically significant secular trend in the relative regional disparities, whereas the absolute regional disparity declined over time.</p><p>CONCLUSION: There were substantial decreases in the absolute and relative burden of SCTD hospitalizations reflecting possible improvements in disease management in Sweden. The rising trend in PANRC among the youngest children warrants further investigation.</p>}},
  author       = {{Kiadaliri, Aliasghar A and Mohammad, Aladdin J and Englund, Martin}},
  issn         = {{1756-185X}},
  language     = {{eng}},
  number       = {{11}},
  pages        = {{1900--1906}},
  publisher    = {{Wiley-Blackwell}},
  series       = {{International Journal of Rheumatic Diseases}},
  title        = {{Hospitalizations due to systemic connective tissue diseases: : Secular trends and regional disparities in Sweden, 1998-2016}},
  url          = {{http://dx.doi.org/10.1111/1756-185X.13341}},
  doi          = {{10.1111/1756-185X.13341}},
  volume       = {{21}},
  year         = {{2018}},
}