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Fig. 1 | Journal of Orthopaedic Surgery and Research

Fig. 1

From: Change in the cause of inpatient mortality after arthroplasty: a retrospective study

Fig. 1

a, b Trend of surgery volume and hospital length of stay over the last decades. Surgery volume increased rapidly and the LOS decreased significantly especially in the last 5 years. The asterisk indicates there were two patients who stay in hospital for a very long time (685 days and 1083 days) after FHR because of complications during 2007–2011 period. The LOS is shorter than 2002–2007 period after excluding these two patients

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