Duchenne muscular dystrophy: relevant paper was not included

doi:10.1136/bmj.323.7323.1253

BMJ 2001;323:1253 ( 24 November )

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Duchenne muscular dystrophy: relevant paper was not included

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EDITOR $---$ Dorling and Salt describe an evidence based approach to the assessment of a boy with locomotor developmental delaymanifesting as late walking.¹ In their literature search theyhave missed a relevant paper.² This paper was probably notidentified by their literature search as it is incorrectly indexedin Medline as a case report rather than a prospective cohort study.The fallibility of electronic databases is well known, and becauseof this previous authors have highlighted the need for experthelp when performing a systematic review.³

The paper evaluates the community screening of a cohort of boys aged 18 months for late walking and Duchenne muscular dystrophy.Of the population of 25 299 boys, 19 986 (79%) were screened forlate walking at 18 months, of whom 338 (1.7%) were not walking.Altogether 205 boys (75%) had creatine kinase concentrations measuredon fingerprick blood testing, and two cases of Duchenne musculardystrophy were identified. This . . . [Full text of this article]

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