Figure 1From: Health-related quality of life in patients with knee osteoarthritis attending two primary care clinics in Malaysia: a cross-sectional study Comparison between overall mean SF-36 quality of life (QOL) dimension with the US norm for patients with Osteoarthritis and Hypertension. PF = Physical functioning, RP = Role limitations due to physical health, BP = Bodily pain, GH = General health perceptions, VT = Vitality, SF = Social functioning, RE = Role limitations due to emotional problems, MH = General mental health.Back to article page