Background Surgical complications represent a significant cause of morbidity and mortality with the rate of major complications after inpatient surgery estimated at 3–17% in industrialised countries.

Correspondence to Dr Jaap F Hamming, Department of Surgery, Leiden University Medical Center, Albinusdreef 2, 2333 ZA, Leiden, The Netherlands; J.F.Hamming{at}lumc.nl ‘The problem with…’ series covers ...

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1 Division of General Internal Medicine and Primary Care, Brigham and Women’s Hospital, Boston, MA, USA 2 Division of General Internal Medicine, Kyoto University Hospital, Kyoto, Japan 3 Harvard ...

Footnotes Correction notice The article has been corrected since it was published online first. The acknowledgements section has been added in the paper. Contributors All authors except JCP ...

Introduction Patients are increasingly being thought of as central to patient safety. A small but growing body of work suggests that patients may have a role in reporting patient safety problems ...

Correspondence to Dr Chuenjid Kongkaew, Centre for Safety and Quality in Health, Faculty of Pharmaceutical Sciences, Department of Pharmacy Practice, Naresuan University, Muang 65000, Thailand; ...

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