Postgraduate medical journal
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Multicenter Study
Monitoring surgical and medical outcomes: the Bernoulli cumulative SUM chart. A novel application to assess clinical interventions.
Monitoring clinical interventions is an increasing requirement in current clinical practice. The standard CUSUM (cumulative sum) charts are used for this purpose. However, they are difficult to use in terms of identifying the point at which outcomes begin to be outside recommended limits. ⋯ the average expected outcome, the maximum deviation from this, and the rate of false positive alarm triggers.