Use of systematic reviews

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This cartoon by Hywel Williams says: Systematic reviews that fail to detect any beneficial effects of treatments – negative reviews – are very important in helping patient to assess their treatments options.

  • Format Cartoons
  • Language/s English
  • Target Audience Further education
  • Duration <5 mins

Key Concepts addressed


One Cochrane systematic review found no good evidence to support the use of antistreptococcal interventions (prolonged antibiotics or tonsillectomy) for treating guttate psoriasis. Sometimes such a “negative” systematic review can be useful, in that it can empower patients to question doctors on the evidential basis for their treatment decisions.

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