Transcription of Part of NHS Quality Improvement Scotland - sign.ac.uk
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Scottish Intercollegiate Guidelines NetworkPart of NHS Quality Improvement ScotlandSIGNM anagement of sore throat and indications for tonsillectomy A national clinical guidelineApril 2010117 Help us to improve SIGN guidelines -click here to complete our survey KEY TO EVIDENCE STATEMENTS AND GRADES OF RECOMMENDATIONSLEVELS OF EVIDENCE1++High Quality meta-analyses, systematic reviews of RCTs, or RCTs with a very low risk of bias1+Well conducted meta-analyses, systematic reviews, or RCTs with a low risk of bias1 -Meta-analyses, systematic reviews, or RCTs with a high risk of bias2++ High Quality systematic reviews of case control or cohort studies High Quality case control or cohort studies with a very low risk of confounding or bias and a high probability that the relationship is causal2+Well conducted case control or cohort studies with a low risk of confounding or bias and a moderate probability that the relationship is causal2 - Case control or cohort studies with a high risk of confounding or bias and a significant risk that the relationship is not causal3 Non-analytic studies, eg case reports, case series4 Expert opinionGRADES OF RECOMMENDATIONNo
Scottish Intercollegiate Guidelines Network Part of NHS Quality Improvement Scotland SIGN Management of sore throat and indications for tonsillectomy
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