Caplin B, Jakobsson K, Glaser J, Nitsch D, Jha V, Singh A, et al. International collaboration for the epidemiology of eGFR in low and middle income populations - rationale and core protocol for the disadvantaged populations eGFR epidemiology study (DEGREE). BMC Nephrol. 2017;18(1):1.
Caplin B, Yang CW, Anand S, Levin A, Madero M, Saran R, et al. The International Society of Nephrology’s International Consortium of Collaborators on Chronic Kidney Disease of Unknown Etiology: report of the working group on approaches to population-level detection strategies and recommendations for a minimum dataset. Kidney Int. 2019;95(1):4–10.
Ramírez-Rubio O, Amador JJ, Kaufman JS, Weiner DE, Parikh CR, Khan U, et al. Urine biomarkers of kidney injury among adolescents in Nicaragua, a region affected by an epidemic of chronic kidney disease of unknown aetiology. Nephrol Dial Transplant. 2016;31(3):424–32.
Wijkstrom J, Gonzalez-Quiroz M, Hernandez M, Trujillo Z, Hultenby K, Ring A, et al. Renal morphology, clinical findings, and progression rate in Mesoamerican nephropathy. Am J Kidney Dis. 2017;69:626.
Lebov JF, Valladares E, Pena R, Pena EM, Sanoff SL, Cisneros EC, et al. A population-based study of prevalence and risk factors of chronic kidney disease in Leon, Nicaragua. Can J Kidney Health Dis. 2015;2(1):6.
Torres C, Aragon A, Gonzalez M, Lopez I, Jakobsson K, Elinder CG, et al. Decreased kidney function of unknown cause in Nicaragua: a community-based survey. Am J Kidney Dis. 2010;55(3):485–96.
O’Callaghan-Gordo C, Shivashankar R, Anand S, Ghosh S, Glaser J, Gupta R, et al. Prevalence of and risk factors for chronic kidney disease of unknown aetiology in India: secondary data analysis of three population-based cross-sectional studies. BMJ Open. 2019;9(3):e023353.
Jayasekara KB, Dissanayake DM, Sivakanesan R, Ranasinghe A, Karunarathna RH, Priyantha Kumara GW. Epidemiology of chronic kidney disease, with special emphasis on chronic kidney disease of uncertain etiology, in the north central region of Sri Lanka. J Epidemiol. 2015;25(4):275–80.
Levine KE, Redmon JH, Elledge MF, Wanigasuriya KP, Smith K, Munoz B, et al. Quest to identify geochemical risk factors associated with chronic kidney disease of unknown etiology (CKDu) in an endemic region of Sri Lanka-a multimedia laboratory analysis of biological, food, and environmental samples. Environ Monit Assess. 2016;188(10):548.
Wasana HMS, Aluthpatabendi D, Bandara J. Drinking water quality assessment towards “chronic kidney disease of unknown etiology (CKDu)” in north central province (NCP) of Sri Lanka; 2012.
Lopez-Marin L, Chavez Y, Garcia XA, Flores WM, Garcia YM, Herrera R, et al. Histopathology of chronic kidney disease of unknown etiology in Salvadoran agricultural communities. MEDICC Rev. 2014;16(2):49–54.
International Working Group on CKDu W. Designing a step-wise approach to estimate the burden and to understand the etiology of CKDu in Sri Lanka. Geneva: World Health Organization; 2016.
Roncal-Jimenez C, García-Trabanino R, Barregard L, Lanaspa M, Wesseling C, Harra T, et al. Heat stress nephropathy from exercise-induced uric acid crystalluria: a perspective on Mesoamerican nephropathy. 2015.
Wesseling C, Aragón A, González M, Weiss I, Glaser J, Bobadilla N, et al. Kidney function in sugarcane cutters in Nicaragua - a longitudinal study of workers at risk of Mesoamerican nephropathy. Environ Res. 2016;147:125–32.
Glaser J, Lemery J, Rajagopalan B, Diaz HF, Garcıa-Trabanino R, Taduri G, et al. Climate change and the emergent epidemic of CKD from heat stress in rural communities: the case for heat stress nephropathy. Clin J Am Soc Nephrol. 2016;10.
Valcke M, Levasseur ME, Soares da Silva A, Wesseling C. Pesticide exposures and chronic kidney disease of unknown etiology: an epidemiologic review. Environ Health. 2017;16(1):49.
Wanigasuriya K, Peiris-John R, Wickremasinghe R. Chronic kidney disease of unknown aetiology in Sri Lanka: is cadmium a likely cause? 2011.
Nakanga W, Prynn J, Banda L, Kalyesubula R, Tomlinson L, Nyirenda M, et al. Prevalence of impaired renal function among rural and urban populations: findings of a cross-sectional study in Malawi [version 1; peer review: awaiting peer review]. Wellcome Open Res. 2019;4:92.
A.C C, Dube A, Mboma S, Price A, Chihana M, Jahn A, et al. Profile: The Karonga Health and Demographic Surveillance System. Int J Epidemiol. 2012;41:676–85.
Crampin ACKN, Amberbir A, Musicha C, Koole O, Tafatatha T, Branson K, Saul J, Mwaiyeghele E, Nkhwazi L, Phiri A, Price AJ, Mwagomba B, Mwansambo C, Jaffar S, Moffat Joha Nyirenda MJ. Hypertension and diabetes in Africa: design and implementation of a large population-based study of burden and risk factors in rural and urban Malawi. Emerg Themes Epidemiol. 2016;13:3.
Matsha TE, Kengne AP, Masconi KL, Yako YY, Erasmus RT. APOL1 genetic variants, chronic kidney diseases and hypertension in mixed ancestry south Africans. BMC Genet. 2015;16:69.
Peters PJ, Moore DM, Mermin J, Brooks JT, Downing R, Were W, et al. Antiretroviral therapy improves renal function among HIV-infected Ugandans. Kidney Int. 2008;74(7):925–9.
Aryee C, Owiredu WK, Osei-Yeboah J, Owusu-Dabo E, Laing EF, Owusu IK. An analysis of anthropometric indicators and modifiable lifestyle parameters associated with hypertensive nephropathy. Int J Hypertens. 2016;2016:6598921.
Ranque B, Menet A, Boutouyrie P, Diop IB, Kingue S, Diarra M, et al. Arterial stiffness impairment in sickle cell disease associated with chronic vascular complications: the multinational African CADRE study. Circulation. 2016;134(13):923–33.
Eastwood JB, Kerry SM, Plange-Rhule J, Micah FB, Antwi S, Boa FG, et al. Assessment of GFR by four methods in adults in Ashanti, Ghana: the need for an eGFR equation for lean African populations. Nephrol Dial Transplant. 2010;25(7):2178–87.
The Renal Association. CKD Stages: Renal Association. 2019. Available from: https://renal.org/information-resources/the-uk-eckd-guide/ckd-stages/.
Greenland S, Daniel R, Pearce N. Outcome modelling strategies in epidemiology: traditional methods and basic alternatives. Int J Epidemiol. 2016;45(2):565–75.
Pearce N, Caplin B. Let's take the heat out of the CKDu debate: more evidence is needed. Occup Environ Med. 2019;76(6):357–9.
Pearce N, Caplin B, Gunawardena N, Kaur P, O’Callaghan-Gordo C, Ruwanpathirana T. CKD of unknown cause: a global epidemic? Kidney Int Rep. 2019;4(3):367–9.
O'Hare AM, Choi AI, Bertenthal D, Bacchetti P, Garg AX, Kaufman JS, et al. Age affects outcomes in chronic kidney disease. J Am Soc Nephrol. 2007;18(10):2758–65.
Herrington WG, Smith M, Bankhead C, Matsushita K, Stevens S, Holt T, et al. Body-mass index and risk of advanced chronic kidney disease: Prospective analyses from a primary care cohort of 1.4 million adults in England. PLoS One. 2017;12(3):e0173515-e.
Wesseling C, van Wendel de Joode B, Crowe J, Rittner R, Sanati NA, Hogstedt C, et al. Mesoamerican nephropathy: geographical distribution and time trends of chronic kidney disease mortality between 1970 and 2012 in Costa Rica. Occup Environ Med. 2015;72(10):714–21.
Valdés RH, Orantes CM, López MA, Marín LL, Arévalo PA, Smith González MJ, et al. Clinical characteristics of chronic kidney disease of non-traditional causes in women of agricultural communities in El Salvador. Clin Nephrol. 2015;83:56–63.
Bailey PK, Tomson CR, Kinra S, Ebrahim S, Radhakrishna KV. Differences in estimation of creatinine generation between renal function estimating equations in an Indian population: cross-sectional data from the Hyderabad arm of the Indian migration study. BMC Nephrol. 2013;14:30.
Weaver VM, Fadrowski JJ, Jaar BG. Global dimensions of chronic kidney disease of unknown etiology (CKDu): A modern era environmental and/or occupational nephropathy? BMC Nephrol. 2015;16(1):145.
Orantes-Navarro CM, Herrera-Valdes R, Almaguer-Lopez M, Lopez-Marin L, Vela-Parada XF, Hernandez-Cuchillas M, et al. Toward a comprehensive hypothesis of chronic interstitial nephritis in agricultural communities. Adv Chronic Kidney Dis. 2017;24(2):101–6.
Garcia-Trabanino R, Jarquin E, Wesseling C, Johnson RJ, Gonzalez-Quiroz M, Weiss I, et al. Heat stress, dehydration, and kidney function in sugarcane cutters in El Salvador - a cross-shift study of workers at risk of Mesoamerican nephropathy. Environ Res. 2015;142:746–55.