marginal significanceP =0.064
These include delayed surgical intervention,[ 26 , 27 ] advanced age, the American Society of Anesthesiologists (ASA) grade, cognitive function, function or mobility before hip fracture, and number of pre-existing medical conditions.[ 11 , 13 , 28 ] Although we could not find a statistical significance between two groups, there was a marginal significance in one-year mortality between SCH group and control group in this study ( P =0.064).