Health-related quality of life of Malaysian patients with chronic non-malignant pain and its associated factors: a cross-sectional study.

Background: Chronic pain has a major impact on a patient's quality of life, affecting physical and psychological functioning. It has debilitating consequences on social and economic aspects too. This study aimed to explore the status of health-related quality of life (HRQoL) of Malaysian patients suffering from chronic non-malignant pain.