DENGUE SEROTYPE 2 OUTBREAK IN SAMOA, 2017/2018. Ministry of Health SITREP nO.9 18th March 2018 Outbreak overview. The situational analysis of the dengue fever outbreak in Samoa as shown in the graph below portrays a continual decrease in the number of cases over the past 10 weeks. The cumulative total as of March 18th is 3,255 with a national attack rate of 16.6 per 1,000 population. Dengue fever continues to spread geographically mostly in the Apia Urban and North West Upolu regions. Majority of those af- fected are 5 - 9 year olds which makes up 31% of the total cases. There has not been any dengue related deaths reported hence the total dengue-related mortality remains at 5. Dengue case definition: An acute fever with any two of the following signs and symptoms: joint & muscle pains; maculo- pappular rash; severe headaches; nausea & vomiting; pains behind the eyes; bleeding and leucopenia. Time: dengue epi-curve Person: age group & sex Sex No of Cases % Female 1570 48% Male 1685 52% Total 3255 100% Control measures continues... SOURCE REDUCTION remains highly recommended for control of mosquito breeding sites during this rainy season. Other usual prevention methods to avoid illness is also advised. An integrated response has seen communities and organizations work with MOH to use chemical spraying in their respective locations. MOH Samoa continues to advocate and implement control measures for mosquito–borne diseases. Grassroots groups involved in vector control are mobilizing the affected communities to actively participate in source reduction and clean-up campaigns. Vector surveillance and control efforts continue. Place : affected areas (districts & villages) Dengue Total population Attack rate per Districts Villages Cases Census 2016 1000 population Vaimauga West Moataa - Tiavi - Vaimea 808 23,508 34.4 Faleata East Sinamoga - Tuaefu - Vailoa 428 13,844 30.9 Vaimauga East Fagalii - Laulii 208 8,151 25.5 Faleata West Tulaele - Tafaigata - Puipaa 572 22,971 24.9 Anoamaa West Leusoalii - Saoluafata/Solaua 109 4,996 21.8 Sagaga le Usoga Malie - Tuanai 129 6,005 21.5 Sagaga le Falefa Faleula - Aleisa - Tufulele 271 12,760 21.2 Gagaemauga (Leauvaa) Leauvaa 67 3,274 20.5 Vaa o Fonoti Faleapuna - Uafato 29 1,636 17.7 Anoamaa East Falefa - Saletele 72 4,184 17.2 Lotofaga Matatufu - Vavau 29 1,841 15.8 Lefaga & Faleaseela Matafaa - Matautu 57 4,051 14.1 Aana Alofi II Nofoalii - Leulumoega 35 3,239 10.8 Siumu Maninoa - Saaga 25 2,342 10.7 Aiga ile Tai Tausagi - Apolima Island 47 5,029 9.3 Aleipata Itupa i Luga Lalomanu - Ulutogia 11 1,238 8.9 Aana Alofi III Fasitoo tai - Sina 52 6,177 8.4 Gagaemauga (Salamumu) Salamumu tai/uta 3 371 8.1 Falelatai & Samatau Samatau - Samai 26 3,380 7.7 Aana Alofi I Faleasiu - Lepale 43 6,471 6.6 Safata Saanapu - Mulivai 39 6,335 6.2 Falealili Togitogiga - Sapoe 28 4,695 6.0 Lepa Aufaga - Lealatele 7 1,514 4.6 Aleipata Itupa i Lalo Satitoa - Alafou 16 4,188 3.8 Gagaifomauga III Fagaee - Aopo 4 1,448 2.8 Gagaemauga I Patamea - Mauga 4 1,717 2.3 Satupaitea Moasula - Satufia 4 1,938 2.1 Faasaleleaga IV Lano - Puapua 3 1,541 1.9 Faasaleleaga I Maota - Safua 12 6,314 1.9 Palauli East Vailoa - Faala 4 2,381 1.7 Gagaemauga II Saleaula 1 600 1.7 Salega Sagone - Fagafau 5 3,315 1.5 Faasaleleaga III Siufaga - Saipipi 4 2,787 1.4 Palauli le Falefa Tafua - Gataivai 5 3,567 1.4 Palauli West Taga - Foailuga 4 3,331 1.2 Gagaifomauga II Paia - Fatuvalu 2 2,043 1.0 Falealupo Falealupo - Vaotupua - Avata 1 1,092 0.9 Vaisigano East Utuloa-Vaisala 1 1,111 0.9 Alataua West Tufutafoe - Falelima 1 1,736 0.6 Faasaleleaga II Sapapalii - Vaiaata 1 2,906 0.3 Lefaga & Faleseela Matafaa - Matautu 1 4,051 0.2 Unknown Unknown 87 #DIV/0! Grand Total 3,255 195,843 16.6 .