Article: A meta-analysis of the clinical effectiveness of school scoliosis screening

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TitleA meta-analysis of the clinical effectiveness of school scoliosis screening
AuthorsFong, DYT1
Lee, CF1
Cheung, KMC1
Cheng, JCY3
Ng, BKW2
Lam, TP3
Mak, KH
Yip, PSF1
Luk, KDK1
KeywordsAdolescent idiopathic scoliosis
Meta-analysis
Retrospective cohort studies
School screening program
Issue Date2010
PublisherLippincott, Williams & Wilkins. The Journal's web site is located at http://www.spinejournal.com
CitationSpine, 2010, v. 35 n. 10, p. 1061-1071 [How to Cite?]
DOI: http://dx.doi.org/10.1097/BRS.0b013e3181bcc835
AbstractStudy Design.: A meta-analysis that systematically reviewed the evaluation studies of a scoliosis screening program reported in the literature. Objective.: To evaluate the best current evidence on the clinical effectiveness of school screening for adolescent idiopathic scoliosis. Summary of Background Data.: The use of school scoliosis screening is controversial, and its clinical effectiveness has been diversely reported. Methods.: Data sources included 3 databases, namely, PubMed, Google scholar, CINAHL database, and the references from identified reviews and studies. Studies were included if: (1) they adopted a retrospective cohort design; (2) were screened using either the forward bending test (FBT), angle of trunk rotation, or Moiré topography; (3) reported results of screening tests and radiographic assessments; (4) screened adolescents only; (5) reported the incidence of curves with a minimum Cobb angle of 10° or greater; and (6) reported the number of referrals for radiography. Reviews, comments, case studies, and editorials were excluded. Results.: Thirty-six studies, including 34 from the 775 initially identified studies and 2 from the references, met the selection criteria. The pooled referral rate for radiography was 5.0%, and the pooled positive predictive values for detecting curves ≥10°, curves ≥20°, and treatment were 28.0%, 5.6%, and 2.6%, respectively. There was substantial heterogeneity across studies. Meta-regression showed that programs using the FBT alone reported a higher referral rate (odds ratio [OR] = 2.91) and lower positive predictive values for curves ≥10° (OR = 0.49) and curves ≥20° (OR = 0.34) than programs using other tests. Only one small study followed students until skeletal maturity and reported the sensitivity of screening; however, the specificity was not reported. No severe publication bias was noted. Conclusion.: The use of the FBT alone in school scoliosis screening is insufficient. We need large, retrospective cohort studies with sufficient follow-up to properly assess the clinical effectiveness of school scoliosis screening. © 2010, Lippincott Williams & Wilkins.
ISSN0362-2436
2011 Impact Factor: 2.078
2011 SCImago Journal Rankings: 0.137
DOIhttp://dx.doi.org/10.1097/BRS.0b013e3181bcc835
ISI Accession Number IDWOS:000277224800009
Funding AgencyGrant Number
Central Policy Unit of the Government of the Hong Kong Special Administrative Region
Council of the Hong Kong Special Administrative Region, ChinaHKU 7006-PPR-20051
Funding Information:

Supported by funds from the Central Policy Unit of the Government of the Hong Kong Special Administrative Region and the Research Grants Council of the Hong Kong Special Administrative Region, China (Project No.: HKU 7006-PPR-20051).

ReferencesReferences in Scopus
DC Field
Value
dc.contributor.authorFong, DYT
dc.contributor.authorLee, CF
dc.contributor.authorCheung, KMC
dc.contributor.authorCheng, JCY
dc.contributor.authorNg, BKW
dc.contributor.authorLam, TP
dc.contributor.authorMak, KH
dc.contributor.authorYip, PSF
dc.contributor.authorLuk, KDK
dc.date.accessioned2010-09-27T08:08:45Z
dc.date.available2010-09-27T08:08:45Z
dc.date.issued2010
dc.description.abstractStudy Design.: A meta-analysis that systematically reviewed the evaluation studies of a scoliosis screening program reported in the literature. Objective.: To evaluate the best current evidence on the clinical effectiveness of school screening for adolescent idiopathic scoliosis. Summary of Background Data.: The use of school scoliosis screening is controversial, and its clinical effectiveness has been diversely reported. Methods.: Data sources included 3 databases, namely, PubMed, Google scholar, CINAHL database, and the references from identified reviews and studies. Studies were included if: (1) they adopted a retrospective cohort design; (2) were screened using either the forward bending test (FBT), angle of trunk rotation, or Moiré topography; (3) reported results of screening tests and radiographic assessments; (4) screened adolescents only; (5) reported the incidence of curves with a minimum Cobb angle of 10° or greater; and (6) reported the number of referrals for radiography. Reviews, comments, case studies, and editorials were excluded. Results.: Thirty-six studies, including 34 from the 775 initially identified studies and 2 from the references, met the selection criteria. The pooled referral rate for radiography was 5.0%, and the pooled positive predictive values for detecting curves ≥10°, curves ≥20°, and treatment were 28.0%, 5.6%, and 2.6%, respectively. There was substantial heterogeneity across studies. Meta-regression showed that programs using the FBT alone reported a higher referral rate (odds ratio [OR] = 2.91) and lower positive predictive values for curves ≥10° (OR = 0.49) and curves ≥20° (OR = 0.34) than programs using other tests. Only one small study followed students until skeletal maturity and reported the sensitivity of screening; however, the specificity was not reported. No severe publication bias was noted. Conclusion.: The use of the FBT alone in school scoliosis screening is insufficient. We need large, retrospective cohort studies with sufficient follow-up to properly assess the clinical effectiveness of school scoliosis screening. © 2010, Lippincott Williams & Wilkins.
dc.description.naturepostprint
dc.identifier.citationSpine, 2010, v. 35 n. 10, p. 1061-1071 [How to Cite?]
DOI: http://dx.doi.org/10.1097/BRS.0b013e3181bcc835
dc.identifier.doihttp://dx.doi.org/10.1097/BRS.0b013e3181bcc835
dc.identifier.epage1071
dc.identifier.hkuros173403
dc.identifier.hkuros178288
dc.identifier.isiWOS:000277224800009
Funding AgencyGrant Number
Central Policy Unit of the Government of the Hong Kong Special Administrative Region
Council of the Hong Kong Special Administrative Region, ChinaHKU 7006-PPR-20051
Funding Information:

Supported by funds from the Central Policy Unit of the Government of the Hong Kong Special Administrative Region and the Research Grants Council of the Hong Kong Special Administrative Region, China (Project No.: HKU 7006-PPR-20051).

dc.identifier.issn0362-2436
2011 Impact Factor: 2.078
2011 SCImago Journal Rankings: 0.137
dc.identifier.issue10
dc.identifier.openurl
dc.identifier.pmid20393399
dc.identifier.scopuseid_2-s2.0-77952011412
dc.identifier.spage1061
dc.identifier.urihttp://hdl.handle.net/10722/123808
dc.identifier.volume35
dc.languageeng
dc.publisherLippincott, Williams & Wilkins. The Journal's web site is located at http://www.spinejournal.com
dc.publisher.placeUnited States
dc.relation.ispartofSpine
dc.relation.referencesReferences in Scopus
dc.rightsThis is a non-final version of an article published in final form in Spine, 2010, v. 35 n. 10, p. 1061-1071
dc.rightsCreative Commons: Attribution 3.0 Hong Kong License
dc.subject.meshMass Screening - methods - statistics and numerical data
dc.subject.meshPhysical Examination - methods - statistics and numerical data
dc.subject.meshRadiology - methods - statistics and numerical data
dc.subject.meshSchools - statistics and numerical data
dc.subject.meshScoliosis - diagnosis - therapy
dc.subjectAdolescent idiopathic scoliosis
dc.subjectMeta-analysis
dc.subjectRetrospective cohort studies
dc.subjectSchool screening program
dc.titleA meta-analysis of the clinical effectiveness of school scoliosis screening
dc.typeArticle
Author Affiliations
  1. The University of Hong Kong
  2. Prince of Wales Hospital Hong Kong
  3. Chinese University of Hong Kong