Risk Factors of Major Cardiovascular Complications during Surgery among Elderly Patients in Vachira Phuket Hospital

Abstract

             The anesthesia is a process that facilitates the operation to proceed smoothly. However, patients will have a risk of anesthetic complications both during and after surgery. Especially in elderly that have a high risk of anesthetic complications due to the physiological changes of various body systems. The retrospective study aimed to identify factors associated with the occurrence of cardiovascular complications during surgery among elder patients. The sample from 559 patients, aged 60 years and over who had a general surgery, which received anesthesia, and had a complications of cardiovascular system during the surgery in Vachira Phuket hospital during the period of October to December 2015 .Data was collected from anesthesia records. Data was analyzed using frequency, percentage, statistics chi-square test and odd ratios. The study found that 53.5 percent of male, age average 71.1 year, ASA classification 3 with 51.5 percent. The patient had a general anesthesia 76.7 percent and had a history of personal disease 81.4 percent. The complications with the cardiovascular during the surgery 54.7 percent. The history of personnel disease, ASA Classification, Blood Loss duration of surgery was statistically significant associated with cardiovascular complications (p<.05). Adjustment variable risk factor of cardiovascular complication was found during surgery 2-4 hour is 4.539 (95 % CI =2.404-8.568) and ASA Classification 3 at rate 1.756 (95 % CI =1.228-2.510)