time in the hospital after hip replacement
Also, researchers say the average length of stay in a hospital for primary hip replacement patients decreased from 9.1 days in 1991-1992 to 3.7 days in 2007-2008. Risk-adjusted 30-day mortality over the study period decreased from 0.7% to 0.3%. And 90-day mortality fell from 1.3% to 0.7%, according to the study.