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Table 1 Criteria for a positive POMS score

From: How efficient is patient discharge following lower limb arthroplasty?

Variable Criteria for positive result
Pulmonary Requires supplementary oxygen or ventilatory support
Infection Currently on antibiotics or temperature >38°C in the last 24 hours
Renal Oliguria (<500 ml/day), elevated creatinine (>30% pre-op level), catheter in situ (for non-surgical reason)
Gastrointestinal Unable to tolerate enteral diet for any reason
Cardiovascular Diagnostic tests or treatment within the last 24 h for: myocardial infarction, hypotension (requiring pharmacological therapy or fluids >200 ml/h), atrial/ventricular arrhythmia or cardiogenic pulmonary oedema
Central nervous system Presence of new focal deficit, coma, confusion or delirium
Wound complications Wound dehiscence requiring surgical exploration or drainage of pus from operative wound with or without isolation of organisms
Haematological Requirement of blood transfusion, platelets, fresh frozen plasma, or cryoprecipitate within the last 24 h
Pain Wound pain requiring parenteral opioids or regional anaesthesia