Spatio-temporal distribution of malaria and its association with climatic factors and vector-control interventions in two high-risk districts of Nepal

Malaria Journal

Volumn 13, Issue 1, 2014, Pages

  Dhimal, Meghnath ^a,b,c   O'Hara, Robert B ^b   Karki, Ramchandra ^d   Thakur, Garib D ^a   Kuch, Ulrich ^c   Ahrens, Bodo ^b,c  

^a Minister for Health and Population Nepal   (Nepal)

^b SENCKENBERG DEUTSCHES ENTOMOLOGISCHES INSTITUT   (Germany)

^c GOETHE UNIVERSITY   (Germany)

^d Technology and Environment   (Nepal)

Author keywords

Climate change; Cross border; Hotspots; Imported malaria; Indoor residual spraying; Insecticide treated nets; Jhapa; Minimum temperature; Morang; Relative humidity

Indexed keywords

INSECT REPELLENT;

ANALYSIS; ARTICLE; CLIMATE; CLIMATE CHANGE; DISEASE ASSOCIATION; ENVIRONMENTAL FACTOR; GEOGRAPHIC DISTRIBUTION; HIGH RISK POPULATION; HOTSPOT ANALYSIS; HUMAN; HUMIDITY; INCIDENCE; INDOOR RESIDUAL SPRAYING; INFECTION RATE; INSECTICIDE TREATED NET; MALARIA; NEPAL; PREVENTIVE HEALTH SERVICE; SPATIOTEMPORAL DISTRIBUTION; TEMPERATURE DEPENDENCE; TIME SERIES ANALYSIS; TREND STUDY; VECTOR CONTROL; BED NET; MOSQUITO; PROCEDURES; RETROSPECTIVE STUDY; SPATIOTEMPORAL ANALYSIS; TOPOGRAPHY; UTILIZATION;

CLIMATE; HUMANS; INCIDENCE; INSECTICIDE-TREATED BEDNETS; MALARIA; MOSQUITO CONTROL; NEPAL; RETROSPECTIVE STUDIES; SPATIO-TEMPORAL ANALYSIS; TOPOGRAPHY, MEDICAL;

EID: 84964314753     PISSN: None     EISSN: 14752875     Source Type: Journal    
DOI: 10.1186/1475-2875-13-457     Document Type: Article

References (57)

1. Dhimal M, Ahrens B, Kuch U: Malaria control in Nepal 1963-2012: challenges on the path towards elimination. Malar J 2014, 13:241.
2. DOHS: Annual Report 2069/70 (2012/2013). Kathmandu: Department of Health Services, Ministry of Health and Population, Goverment of Nepal; 2014.
3. EDCD: Nepal Malaria Report 2010-2012. Kathmandu: Nepal Epidemiology and Disease Control Division (EDCD), Department of Health Services, Ministry of Health and Population, Goverment of Nepal; 2013.
4. WHO/SEARO: Nepal Malaria Programme Review (7-16 June, 2010). New Delhi: World Health Organization Regional Office for South-East Asia; 2011.
5. EDCD: Nepal Malaria Strategic Plan 2011-2016 (Revised Version-December 2011). Kathmandu: Epidemiology and Diseases Control Division, Department of Health Services, Ministry of Health and Population, Government of Nepal; 2011.
6. Carter R, Mendis KN, Roberts D: Spatial targeting of interventions against malaria. Bull World Health Organ 2000, 78:1401-1411.
7. WHO: World Malaria Report 2013. Geneva: World Health Organization; 2013.
8. WHO: Manual on practical entomology in malaria part 1: vector bionomicts and organization of anti-malarial activities. Geneva: World Health Organization; 1975.
9. Paaijmans KP, Read AF, Thomas MB: Understanding the link between malaria risk and climate. Proc Natl Acad Sci USA 2009, 106:13844-13849.
10. Craig MH, Snow RW, le Sueur D: A climate-based distribution model of malaria transmission in sub-Saharan Africa. Parasitol Today 1999, 15:105-111.
11. Haque U, Hashizume M, Glass GE, Dewan AM, Overgaard HJ, Yamamoto T: The role of climate variability in the spread of malaria in Bangladeshi highlands. PLoS One 2010, 5:e14341.
12. Siraj AS, Santos-Vega M, Bouma MJ, Yadeta D, Ruiz Carrascal D, Pascual M: Altitudinal changes in malaria incidence in highlands of Ethiopia and Colombia. Science 2014, 343:1154-1158.
13. Caminade C, Kovats S, Rocklov J, Tompkins AM, Morse AP, Colon-Gonzalez FJ, Stenlund H, Martens P, Lloyd SJ: Impact of climate change on global malaria distribution. Proc Natl Acad Sci USA 2014, 111:3286-3291.
14. Mordecai EA, Paaijmans KP, Johnson LR, Balzer C, Ben-Horin T, de Moor E, McNally A, Pawar S, Ryan SJ, Smith TC, Lafferty KD: Optimal temperature for malaria transmission is dramatically lower than previously predicted. Ecol Lett 2013, 16:22-30.
15. CBS: National Population and Housing Census 2011, Volume 1. Kathmandu: Central Bureau of Statistics, National Planning Commission Secretariat, Goverment of Nepal; 2012.
16. Dhimal M, Ahrens B, Kuch U: Species composition, seasonal occurrence, habitat preference and altitudinal distribution of malaria and other disease vectors in eastern Nepal. Parasit Vectors. 2014, 7:540.
17. Darsie RF, Pradhan S: The mosquitoes of Nepal: their identification, distribution and biology. Mosquito Syst 1990, 22:69-130.
18. Adhikari SR: Towards universal health coverage: an example of malaria intervention in Nepal. WHO South-East Asia J Public Health 2014, 3:103-112.
19. CBS: National Population Census 2001. Kathmandu: Central Bureau of Statistics, National Planning Commission Secretariat, Government of Nepal; 2002.
20. Malaria (Plasmodium spp.) 2014 case definition. http://wwwn.cdc.gov/nndss/script/casedef.aspx?CondYrID=948&DatePub=1/1/2014%2012:00:00% 20AM
21. Ord JK, Getis A: Local spatial autocorrelation statistics: distributional issues and an application. Geogr Anal 1995, 27:286-306.
22. Simon C, Moakofhi K, Mosweunyane T, Jibril HB, Nkomo B, Motlaleng M, Ntebela DS, Chanda E, Haque U: Malaria control in Botswana, 2008-2012: the path towards elimination. Malar J 2013, 12:458.
23. Haque U, Scott LM, Hashizume M, Fisher E, Haque R, Yamamoto T, Glass GE: Modelling malaria treatment practices in Bangladesh using spatial statistics. Malar J 2012, 11:63.
24. Haque U, Overgaard HJ, Clements AC, Norris DE, Islam N, Karim J, Roy S, Haque W, Kabir M, Smith DL: Malaria burden and control in Bangladesh and prospects for elimination: an epidemiological and economic assessment. Lancet Glob Health 2014, 2:e98-e105.
25. Haque U, Huda M, Hossain A, Ahmed SM, Moniruzzaman M, Haque R: Spatial malaria epidemiology in Bangladeshi highlands. Malar J 2009, 8:10.1186.
26. Getis A, Ord JK: The analysis of spatial association by use of distance statistics. Geogr Anal 1992, 24:189-206.
27. R Development Core Team: R: a language and environment for statistical computing 2.15.2. Vienna, Austria: R Foundation for Statistical Computing; 2012.
28. Wood SN: Generalized Additive Models: An Introduction with R. Chapman and Hall/CRC Press; 2006.
29. Guisan A, Edwards TC Jr, Hastie T: Generalized linear and generalized additive models in studies of species distributions: setting the scene. Ecol Model 2002, 157:89-100.
30. Hastie T, Tibshirani R: Generalized Additive Models. Stat Sci 1986, 2:297-318.
31. Ceesay SJ, Casals-Pascual C, Erskine J, Anya SE, Duah NO, Fulford AJ, Sesay SS, Abubakar I, Dunyo S, Sey O, Palmer A, Fofana M, Corrah T, Bojang KA, Whittle HC, Greenwood BM, Conway DJ: Changes in malaria indices between 1999 and 2007 in The Gambia: a retrospective analysis. Lancet 2008, 372:1545-1554.
32. Nelson KE, Galai N, Safaeian M, Strathdee SA, Celentano DD, Vlahov D: Temporal trends in the incidence of human immunodeficiency virus infection and risk behavior among injection drug users in Baltimore, Maryland, 1988-1998. Am J Epidemiol 2002, 156:641-653.
33. Karema C, Aregawi MW, Rukundo A, Kabayiza A, Mulindahabi M, Fall IS, Gausi K, Williams RO, Lynch M, Cibulskis R, Fidele N, Nyemazi J, Ngamije D, Umulisa I, Newman R, Binagwaho A: Trends in malaria cases, hospital admissions and deaths following scale-up of anti-malarial interventions, 2000-2010, Rwanda. Malar J 2012, 11:236.
34. Kamuliwo M, Chanda E, Haque U, Mwanza-Ingwe M, Sikaala C, Katebe-Sakala C, Mukonka VM, Norris DE, Smith DL, Glass GE, Moss WJ: The changing burden of malaria and association with vector control interventions in Zambia using district-level surveillance data, 2006-2011. Malar J 2013, 12:437.
35. Abeyasinghe RR, Galappaththy GN, Smith Gueye C, Kahn JG, Feachem RG: Malaria control and elimination in Sri Lanka: documenting progress and success factors in a conflict setting. PLoS One 2012, 7:e43162.
36. Wickramage K, Galappaththy GN: Malaria burden in irregular migrants returning to Sri Lanka from human smuggling operations in West Africa and implications for a country reaching malaria elimination. Trans R Soc Trop Med Hyg 2013, 107:337-340.
37. Yangzom T, Gueye CS, Namgay R, Galappaththy GN, Thimasarn K, Gosling R, Murugasampillay S, Dev V: Malaria control in Bhutan: case study of a country embarking on elimination. Malar J 2012, 11:9.
38. Bhandari GP, Dhimal M, Gurung S, Bhusal CL: Climate change and malaria in Jhapa district of Nepal: emerging evidences from Nepal. J Health Manag 2013, 15:141-150.
39. Wardrop NA, Barnett AG, Atkinson JA, Clements AC: Plasmodium vivax malaria incidence over time and its association with temperature and rainfall in four counties of Yunnan Province. China Malar J 2013, 12:452.
40. Bouma MJ, Dye C, van der Kaay HJ: Falciparum malaria and climate change in the northwest frontier province of Pakistan. Am J Trop Med Hyg 1996, 55:131-137.
41. Lindsay SW, Birley MH: Climate change and malaria transmission. Ann Trop Med Parasitol 1996, 90:573-588.
42. Patz JA, Hulme M, Rosenzweig C, Mitchell TD, Goldberg RA, Githeko AK, Lele S, McMichael AJ, Le Sueur D: Climate change: Regional warming and malaria resurgence. Nature 2002, 420:627-628.
43. Berrang-Ford L, Maclean JD, Gyorkos TW, Ford JD, Ogden NH: Climate change and malaria in Canada: a systems approach. Interdiscip Perspect Infect Dis 2009, 2009:385487.
44. Hui FM, Xu B, Chen ZW, Cheng X, Liang L, Huang HB, Fang LQ, Yang H, Zhou HN, Yang HL, Zhou XN, Cao WC, Gong P: Spatio-temporal distribution of malaria in Yunnan Province, China. Am J Trop Med Hyg 2009, 81:503-509.
45. Jetten TH, Martens WJ, Takken W: Model stimulations to estimate malaria risk under climate change. J Med Entmol 1996, 33:361-371.
46. Nkurunziza H, Gebhardt A, Pilz J: Geo-additive modelling of malaria in Burundi. Malar J 2011, 10:234.
47. Banjara MR, Sirawaraporn W, Petmitr S, Imwong M, Joshi AB, Chavalitshewinkoon-Petmitr P: Characteristics and risk factors of Plasmodium falciparum malaria in Eastern and Central Nepal. Kathmandu Univ Med J 2009, 7:378-382.
48. Parajuli K, Ghimire P: Epidemiology of malaria in two Eastern districts of Nepal. Kathmandu Univ Med J 2010, 8:45-50.
49. Duncombe J, Clements A, Davis J, Hu W, Weinstein P, Ritchie S: Spatiotemporal patterns of Aedes aegypti populations in Cairns, Australia: assessing drivers of dengue transmission. Trop Med Int Health 2013, 18:839-849.
50. Gubler DJ, Reiter P, Ebi KL, Yap W, Nasci R, Patz JA: Climate variability and change in the United States: potential impacts on vector-and rodent-borne diseases. Environ Health Perspect 2001, 109(Suppl 2):223-233.
51. Haque U, Glass GE, Bomblies A, Hashizume M, Mitra D, Noman N, Haque W, Kabir MM, Yamamoto T, Overgaard HJ: Risk factors associated with clinical malaria episodes in Bangladesh: a longitudinal study. Am J Trop Med Hyg 2013, 88:727-732.
52. PAN: Temporal and Spatial Variability of Climate Change over Nepal (1976-2005). Kathmandu: Practical Action Nepal; 2009.
53. Baidya SK, Shrestha ML, Sheikh MM: Trends in daily climatic extremes of temperature and precipitation in Nepal. J Hydrol Meteorol 2008, 5:38-51.
54. Snow RW, Schellenberg JR, Peshu N, Forster D, Newton CR, Winstanley PA, Mwangi I, Waruiru C, Warn PA, Newbold C, Marsh K: Periodicity and space-time clustering of severe childhood malaria on the coast of Kenya. Trans R Soc Trop Med Hyg 1993, 87:386-390.
55. Gaudart J, Poudiougou B, Dicko A, Ranque S, Toure O, Sagara I, Diallo M, Diawara S, Ouattara A, Diakite M, Doumbo OK: Space-time clustering of childhood malaria at the household level: a dynamic cohort in a Mali village. BMC Public Health 2006, 6:286.
56. malEra Consultative Group on Monitoring E, Surveillance: A research agenda for malaria eradication: monitoring, evaluation, and surveillance. PLoS Med 2011, 8:e1000400.
57. Kelly GC, Tanner M, Vallely A, Clements A: Malaria elimination: moving forward with spatial decision support systems. Trends Parasitol 2012, 28:297-304.