No statistically significant differences were observed in other end points , except for a higher @-month mortality rate in the medical subgroup : @ % ( @ % CI , @ % -@ % ) in the IMHP group vs @ % ( @ % CI , @ % -@ % ) in the HP group ( P = @ ) , with a hazard ratio of @ ( @ % CI , @-@ @ ; P = @ ) for @-month mortality adjusted for age and Acute Physiology and Chronic Health Evaluation II score comparing the groups .