Nearly 9.7 per cent increase in dengue cases has been witnessed in week 18 this year, the National Dengue Control Unit said.
The Union, releasing data collected between 2 to 8 May, said 1,209 cases of the mosquito-borne disease had been detected during week 18 from 24 districts in comparison to the 1,102 cases found in 23 districts during week 17.
It said from the reported cases, 44.9 per cent were from the Western Province, while 5 per cent were from the Colombo Municipal Council area, 15.5 per cent, Colombo District, 10.9 per cent from Gampaha District, and 13.5% were from the Kalutara District.
Also, the Districts of Jaffna (6.7 per cent), Kandy (6.3 per cent), Galle (6.3 per cent), Trincomalee (5.8 per cent) and Kegalle (5.1 per cent) reported a high number of cases.
Identifying the high-risk areas, the Unit said a total of 69 Medical Officer of Health (MOH) areas had been identified as high-risk areas during this 18-week period. Of them, 26 MOH areas showed a rising number of cases in week 18 compared to week 17.
In week 18, the MOH areas of Kolonnawa, Boralesgamuwa, Kahathuduwa, Mirigama, Ragama, Tangalle, Mulatiyana, Point Pedro, Koralai Pattu Central, Seruwila, Kurunegala, Pannala, MC Rathnapura, Kegalle, Mawanella and Ruwanwella were newly identified as high-risk areas.
By Dilanthi Jayamanne