Clinical research of kidney diseases 1: Researchable questions and valid answers

Nephrology Dialysis Transplantation

Volumn 22, Issue 9, 2007, Pages 2459-2468

  Ravani, Pietro ^a,b   Parfrey, Patrick S ^a   Curtis, Bryan ^a   Barrett, Brendan J ^a  

^a MEMORIAL UNIVERSITY OF NEWFOUNDLAND   (Canada)

^b Divisione di Nefrologia e Dialisi   (Italy)

Author keywords

[No Author keywords available]

Indexed keywords

ANALYTICAL ERROR; ARTICLE; CLINICAL RESEARCH; DATA ANALYSIS; EXTERNAL VALIDITY; FOLLOW UP; HEALTH CARE DELIVERY; HEMODIALYSIS; HUMAN; INFORMATION PROCESSING; INTERNAL VALIDITY; KIDNEY DISEASE; MEASUREMENT ERROR; MEDICAL RESEARCH; METHODOLOGY; MORTALITY; OUTCOME ASSESSMENT; PATIENT PARTICIPATION; PATIENT REFERRAL; PATIENT SELECTION; PERITONEAL DIALYSIS; POPULATION RESEARCH; PRIORITY JOURNAL; QUALITATIVE ANALYSIS; QUANTITATIVE ANALYSIS; RANDOMIZATION; SAMPLE SIZE; SAMPLING; SYSTEMATIC ERROR;

BIAS (EPIDEMIOLOGY); BIOMEDICAL RESEARCH; HUMANS; KIDNEY DISEASES; REPRODUCIBILITY OF RESULTS; RESEARCH DESIGN; SAMPLING STUDIES;

EID: 34548399468     PISSN: 09310509     EISSN: 14602385     Source Type: Journal    
DOI: 10.1093/ndt/gfm432     Document Type: Article

References (22)

1. Curtis BM, Ravani P, Malberti F et al. The short- and long-term impact of multi-disciplinary clinics in addition to standard nephrology care on patient outcomes. Nephrol Dial Transplant 2005; 20: 147-154
2. Daugirdas JT, Depner TA, Gotch FA et al. Comparison of methods to predict equilibrated Kt/V in the HEMO pilot study. Kidney Int 1997; 52: 1395-1405
3. Wright JT,Jr, Kusek JW, Toto RD et al. Design and baseline characteristics of participants in the African American study of kidney disease and hypertension (AASK) pilot study. Control Clin Trials 1996; 17: 3S-16S
4. The Canadian Prevention of Renal and Cardiovascular Endpoint Trial, accessible at http://clinicaltrials.gov/ct/show/NCT00231803?order=1, last accessed April 11th, 2007
5. Stengel B, Cenee S, Limasset JC et al. Organic solvent exposure may increase the risk of glomerular nephropathies with chronic renal failure. Int J Epidemiol 1995; 24: 427-434
6. Hovind P, Rossing P, Tarnow L, Toft H, Parving J, Parving HH. Remission of nephrotic-range albuminuria in type 1 diabetic patients. Diabetes Care 2001; 24: 1972-1977
7. Vizjak A, Rott T, Koselj-Kajtna M, Rozman B, Kaplan-Pavlovcic S, Ferluga D. Histologic and immunohistologic study and clinical presentation of ANCA-associated glomerulonephritis with correlation to ANCA antigen specificity. Am J Kidney Dis 2003; 41: 539-549
8. Thorpe LE, Gwynn RC, Mandel-Ricci J et al. Study design and participation rates of the New York city health and nutrition examination survey, 2004. Prev Chronic Dis 2006; 3: A94
9. Robbins JM, Vaccarino V, Zhang H, Kasl SV. Excess type 2 diabetes in African-American women and men aged 40-74 and socioeconomic status: evidence from the Third National Health and Nutrition Examination Survey. J Epidemiol Community Health 2000; 54: 839-845
10. Suissa S, Hutchinson T, Brophy JM, Kezouh A. ACE-inhibitor use and the long-term risk of renal failure in diabetes. Kidney Int 2006; 69: 913-919
11. Beller EM, Gebski V, Keech AC. Randomisation in clinical trials. Med J Aust 2002; 177: 565-567
12. Foster GD, Wyatt HR, Hill JO et al. A randomized trial of a low-carbohydrate diet for obesity. N Engl J Med 2003; 348: 2082-2090
13. van Jaarsveld BC, Krijnen P, Pieterman H et al. The effect of balloon angioplasty on hypertension in atherosclerotic renal-artery stenosis. Dutch Renal Artery Stenosis Intervention Cooperative Study Group. N Engl J Med 2000; 342: 1007-1014
14. Julious SA. Sample sizes for clinical trials with normal data. Stat Med 2004; 23: 1921-1986
15. Melamed ML, Eustace JA, Plantinga L et al. Changes in serum calcium, phosphate, and PTH and the risk of death in incident dialysis patients: A longitudinal study. Kidney Int 2006; 70: 351-357
16. Ganesh SK, Stack AG, Levin NW, Hulbert-Shearon T, Port FK. Association of elevated serum PO(4), Ca x PO(4) product, and parathyroid hormone with cardiac mortality risk in chronic hemodialysis patients. J Am Soc Nephrol. 2001; 12: 2131-2138
17. Goodman WG, Goldin J, Kuizon BD et al. Coronary-artery calcification in young adults with end-stage renal disease who are undergoing dialysis. N Engl J Med 2000; 342: 1478-1483
18. Eknoyan G, Hostetter T, Bakris GL et al. Proteinuria and other markers of chronic kidney disease: A position statement of the national kidney foundation (NKF) and the national institute of diabetes and digestive and kidney diseases (NIDDK). Am J Kidney Dis 2003; 42: 617-622
19. Manns B, Owen WF,Jr, Winkelmayer WC, Devereaux PJ, Tonelli M. Surrogate markers in clinical studies: Problems solved or created? Am J Kidney Dis 2006; 48: 159-166
20. Agodoa LY, Appel L, Bakris GL et al. Effect of ramipril vs amlodipine on renal outcomes in hypertensive nephrosclerosis: A randomized controlled trial. JAMA 2001; 285: 2719-2728
21. Ravani P, Parfrey PS, Dicks E, Barrett BJ. Clinical research of kidney diseases II: Problems of study design. Nephrol Dial Transplant 2007; YY: xxx-zzz
22. Viera AJ, Bangdiwala SI. Eliminating bias in randomized controlled trials: Importance of allocation concealment and masking. Fam Med 2007; 39: 132-137