Limited knowledge of chronic kidney disease among primary care patients--a cross-sectional survey.

Background: Kidney disease is the 9th leading cause of death in Singapore. While preventive effects have focused on early detection and education, little is known about the knowledge level of chronic kidney disease (CKD) locally. We seek to evaluate the knowledge of CKD among primary care patients.

Impact of cigarette smoking on symptoms and quality of life of adults with asthma managed in public primary care clinics in Singapore: a questionnaire study.

Background: Cigarette smoking aggravates asthma exacerbations, yet some patients with asthma continue to smoke.

Aims: To compare the quality of life of adult smokers and non-smokers with asthma.

Methods: Asthma Quality of Life (AQLQ) questionnaires were administered to adult patients with asthma managed in primary care in Singapore.