Asian Pac J Cancer Prev, 15 (8), 3593-3599
IntroductionChildhood cancer survival is lower in low-income countries (<35%) than in high-income countries (80%) (Mostert et al., 2011;Rohani-Rasaf et al., 2012). Several factors contribute to this discrepancy: death from toxicity, relapse and non-adherence. Treatment abandonment, a severe form of non-adherence and seldom seen in high-income countries, is the most prominent factor. Recently, various studies indicated that nonadherence and abandonment are not merely caused by socio-economic hardships, but also by psychological aspects and side-effects of chemotherapy (Yeh et al., 1999;De Oliveira et al., 2005;Bonilla et al., 2009;Sitaresmi et al., 2010;Wang et al., 2011).Chemotherapy-related side-effects may deteriorate the child's quality of life and hinder families' acceptance and adherence with prescribed medication (Yeh et al.,1999;