Childhood cancer has negative impact of physical development, and the impact is also associated with psychological and social development. During last 50 years, the 5-year relative survival rate of childhood cancer continuously increased. The survival rate of all types of childhood cancer is reported 80% in Korea in 2016. With improving cancer treatment, The childhood cancer is defined as a chronic desease same as diabates which have impact to whole life and needed long term management.
Health Related Quality of Life(HRQoL) is defined as functional status and general health status of 3 life dimensions -physical, psychological, social life. HRQoL of cancer survivors has been studied for various purposes. History of cancer diagnosis and cancer therapies, late effects, demographic characteristics, family characteristics such as health and economic status of parents has been reported as a factor which has impact on HRQoL.
Even though studies has been reported statistically significant correlation results between various factors ans HRQoL, only a few studies examined effect of factors on HRQoL and interrelationship among variables. Only few longitudinal studies also conducted. Yonsei University Behavioral Psychology Laboratory (YUBPL) has conducted a number of studies on psychological adjustment and HRQoL of childhood cancer survivors. Now, focusing on HRQoL, YUBPL is analysing HRQoL data from 350 survivors. The purposes of analyses are to 1) calibrate HRQoL applying item response theory 2) examine interrelationship among variables 3) define longitudinal pattern of HRQoL.