Study Designs in Patient-Oriented Research Chirag R. Parikh, MD, PhD, John Concato, MD, MS, MPH American Journal of Kidney Diseases Volume 47, Issue 2, Pages 356-364 (February 2006) DOI: 10.1053/j.ajkd.2005.09.035 Copyright © 2006 National Kidney Foundation, Inc. Terms and Conditions
Fig 1 Overview of research architecture. American Journal of Kidney Diseases 2006 47, 356-364DOI: (10.1053/j.ajkd.2005.09.035) Copyright © 2006 National Kidney Foundation, Inc. Terms and Conditions
Fig 2 Cross-sectional study. American Journal of Kidney Diseases 2006 47, 356-364DOI: (10.1053/j.ajkd.2005.09.035) Copyright © 2006 National Kidney Foundation, Inc. Terms and Conditions
Fig 3 Cohort study. American Journal of Kidney Diseases 2006 47, 356-364DOI: (10.1053/j.ajkd.2005.09.035) Copyright © 2006 National Kidney Foundation, Inc. Terms and Conditions
Fig 4 Case-control study. American Journal of Kidney Diseases 2006 47, 356-364DOI: (10.1053/j.ajkd.2005.09.035) Copyright © 2006 National Kidney Foundation, Inc. Terms and Conditions
Fig 5 Randomized controlled trial. American Journal of Kidney Diseases 2006 47, 356-364DOI: (10.1053/j.ajkd.2005.09.035) Copyright © 2006 National Kidney Foundation, Inc. Terms and Conditions