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Atraumatic lumbar puncture needles are associated with fewer complications than conventional needles
  1. Sahana Rao
  1. Correspondence to Dr Sahana Rao, Department of Paediatrics, John Radcliffe Hospital, Oxford University Hospitals NHS Foundation Trust, Oxford OX3 9DU, UK; sahana.rao{at}

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Study question: Are atraumatic lumbar puncture (LP) needles associated with lower complications rates than conventional needles?1

Study design: Systematic review and meta-analysis of randomised control trials comparing atraumatic needles and conventional needles for LP (for any indication). LPs without a dural puncture (epidural injections) were excluded. The review was registered prospectively.

Population: A total of 110 trials with 31 412 participants over a 28-year period (1989 to 2017). The mean age of participants was 38.6 years (SD 17.4) and 61.7% were women.

Outcomes considered: Incidence of postdural puncture headaches (PDPH) as defined by the …

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  • Provenance and peer review Not commissioned; internally peer reviewed.