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Philippines: Dengue Outbreak - Jul 2019

Status
Ongoing
Countries
Philippines
Disaster types
Epidemic

More than 77,000 suspected cases of dengue and 300 deaths were reported in the first 20 weeks of 2019 in the Philippines. This is almost double the number of reported cases during the same time period last year. Dengue cases remain high as the rainy season approaches, with the Department of Health declaring a dengue outbreak in four villages in the province of Negros Oriental in the Central Visayas region. City and municipal health officials, working with local authorities, have launched information campaigns in the affected provinces. They are conducting house-to-house visits and distributing treated mosquito nets. (OCHA, 1 Jul 2019)

According to the latest report of the DOH Epidemiology Bureau, there were 3,610 dengue cases reported from June 16 to 22. This number brings the cases recorded, from all over the country since January 1 to June 22, to a cumulative total of 98,179, with 428 deaths.The reported cases for June 16 to 22 alone is eight percent (8%) higher compared to the same period last year (3,330 cases). Since January, the highest number of cases came from Western Visayas (11,285), CaLaBaRZon (10,313), Central Visayas (8,773), SOCCSKSARGEN (8,297), and Southern Mindanao (8,289). Meanwhile, the DOH clarified that the alleged outbreak in the Ilocos province were confined to specific barangays only and not the whole province. The DOH Center for Health Development Office in Region 1, Northern Luzon, reported a total of 353 dengue cases from Ilocos Norte from January 1 to June 29, this is 47.7% higher than the number of cases reported for the same period in 2018. Most of the cases came from Laoag City (94), Badoc (43), Batac City (29), Pagudpud (21), and Dingras (20). There were no deaths reported. (Govt. of Philippines, 10 Jul 2019)

With 106,630 dengue cases reported through the Philippines Integrated Disease Surveillance and Response (PIDSR) system from 1 January to 29 June 2019, including 456 deaths, the current dengue incidence is 85% higher than in 2018, in spite of a delayed rainy season. Whereas the Case Fatality Rate (CFR) of 0.43% as of 29 June 2019 is lower than in the same time period in 2018 (0.55%), this is still significantly higher than the regional average of 0.22% in the Western Pacific. The Philippines Department of Health (DoH) declared a National Dengue Alert on 15 July 2019, urging regional DoH offices to step up dengue surveillance, case management and outbreak response in primary health facilities and hospitals, as well as through community and school-based health education campaigns, clean-up drives, surveillance activities, case investigations, vector control, and logistics support for dengue control. The National Disaster Risk Reduction Management Council (NDRRMC), raised the code blue alert, activating the national Health Cluster, led by DoH. (WHO, 16 Jul 2019)

Between 1 January to 6 July, 115,986 dengue cases including 456 deaths were reported through the DOH routine surveillance system, with a CFR of 0.42%. With a median age of 12 years, the most affected age group among dengue cases is 5-9 years (30%). Similarly, the most affected age group among dengue deaths is 5-9 years (40%). The majority of dengue cases are male (55%), whereas the majority of dengue deaths are female (53%). CFR is highest in regions V (1%), BARMM (1%), VI (0.6%), and VII (0.7%), whereas incidence is highest in regions IX, CARAGA, VI, XII, X, and II. (WHO, 25 Jul 2019)

The Department of Health (DOH) declared a national dengue epidemic to enable the local government units to use their Quick Response Fund to address the epidemic situation. Based on the DOH Dengue Surveillance Report, there are 146,062 cases recorded from January to July 20 this year, 98% higher than the same period in 2018. There were 622 deaths. (Govt. of Philippines, 6 Aug 2019)

The Department of Health XI is scaling up efforts to inform the public on the gravity of the dengue epidemic that has so far caused 4,345 cases and 21 deaths in Davao Region from January to Aug. 5 this year. The DOH Dengue Surveillance Report identified Regions 4A with 16,515 cases; MIMAROPA with 4,254 cases; Bicol with 3,470 cases; Western Visayas with 23,330 cases; Eastern Visayas with 7,199; Zamboanga Peninsula with 12,317 cases; and Northern Mindanao with 11,455 cases. The morbidity rate has reached 10,502 cases nationwide which is 71% higher than last year’s figures. In Davao Region, the most number of cases is in Davao City (2,168). Other provinces also have high number of cases: Compostela Valley with 788; Davao Oriental with 641; Davao del Norte with 562; Davao del Sur with 151; and Davao Occidental with 35. (Govt. of Philippines, 12 Aug 2019)

During 1 January to 27 July, there are 167,607 dengue cases reported, including 720 deaths. The number of cases reported is 97% higher than in 2018, in spite of a delayed rainy season. Case Fatality Rate (CFR) as of 27 July is 0.43%, which is lower than in the same time period in 2018 (0.54%), but still significantly higher than the regional average of 0.22% in the Western Pacific. The most affected age group among dengue cases is 5-9 years (23%), with a median age of 12 years. Similarly, the most affected age group among dengue deaths is 5-9 years (42%). The majority of dengue cases are male (52%), whereas the majority of dengue deaths are female (54%). CFR is highest in regions XI (.58%), BARMM (.87%), and V (0.57%), whereas incidence is highest in regions VI, IV-A, XIII, IX, X. (WHO, 13 Aug 2019)