adult human 13 female 11 Article 10 male 10 Malaysia 8 cross-sectional study 7 major clinical study 7 questionnaire 6 controlled study 4 middle aged 4 aged 3 article 3 child 3 coping behavior 3 demography 3 prevalence 3 Caregivers 2 Perceived Stress Scale 2 Stress 2 adolescent 2 body mass 2 childhood disease 2 clinical article 2 cognition 2 cognitive defect 2 depression 2 education program 2 government 2 human experiment 2