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Intervention for children with developmental coordination disorder: How robust is our recent evidence?
Motohide Miyahara1, Malgorzata Lagisz2, Shinichi Nakagawa2
1Department of Neuropsychiatry, School of Medicine, Hirosaki University, Hirosaki, Japan.
Insights
Despite more reviews on interventions for children with developmental coordination disorder (DCD), quality is a concern. Methodological flaws mean claims about intervention effects lack reliability.
Area of Science:
- Pediatrics
- Developmental Psychology
- Evidence-Based Practice
Background:
- Systematic and meta-analytical reviews are crucial for evaluating interventions for children with developmental coordination disorder (DCD).
- The number of such reviews has significantly increased since 2015, prompting an assessment of their quality.
- This meta-review specifically examines eight new reviews published between 2015 and 2019.
Purpose of the Study:
- To evaluate the quality of eight recent systematic and meta-analytical reviews on interventions for children with DCD.
- To assess the consistency of inclusion criteria, coverage of primary studies, and the quality of evidence used in these reviews.
- To determine if the increase in the quantity of reviews corresponds to an improvement in their methodological quality.
Main Methods:
- The study employed a meta-review approach to analyze eight selected review articles.
- Methodological quality of the included reviews was assessed using the Assessment of Multiple Systematic Reviews, Second Edition (AMSTAR 2) tool.
- Key evaluation criteria included consistency of inclusion criteria, coverage of primary studies, and the quality of evidence underpinning conclusions.
Main Results:
- Significant variability was observed among the eight reviews regarding inclusion criteria, primary evidence sources, and evidence quality.
- Only one review met an acceptably high standard of overall methodology according to AMSTAR 2 criteria; the others exhibited serious flaws.
- The conclusions drawn across the reviewed studies were inconsistent, likely due to methodological differences.
Conclusions:
- An increase in the number of reviews on interventions for children with DCD has not been matched by a sufficient improvement in quality.
- Persistent methodological issues in these reviews undermine confidence in reported intervention effects.
- Further research is needed to ensure the reliability and validity of evidence regarding interventions for DCD.
Background:
The evaluation of methods of intervention for children with developmental coordination disorder (DCD) is an ongoing process. Systematic and meta-analytical reviews play an important role in this process. Before 2015, only four reviews of this type were published on this topic. By 2019, the number had tripled, raising the question of whether the increase in quantity is accompanied by a similar increase in quality. The aim of this meta-review was to evaluate eight new review studies published during this time period with particular focus on the consistency of the inclusion criteria, the coverage of primary studies and the quality of evidence on which the conclusions were based.
Method:
Methodological quality was evaluated using the Assessment of Multiple Systematic Reviews, Second Edition (AMSTAR 2).
Results:
The eight reviews differed in the inclusion criteria employed, the sources of primary evidence cited and in the quality of evidence provided. Using AMSTAR 2 terminology, the overall methodology of the reviews was judged to be acceptably high for only one. All others contained serious flaws. The conclusions drawn were not consistent.
Conclusions:
In spite of the increase in the number of reviews on intervention for children with DCD, quality remains an issue. Persistent methodological problems mean that consumers still cannot be confident in any of the claims made for intervention effects.
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