Relationship between Rainfall and Rainy Days with Dengue Hemorrhagic Fever Incidence in Manado City, North Sulawesi, Indonesia

Abstract

AIM: The aim research was to analyze the association between rainfall and rainy days with dengue hemorrhagic fever incidence in Manado city, North Sulawesi, Indonesia. METHODS: The research design used analytical descriptive with a cross-sectional survey approach. Data were analyzed using the Spearman rank test. RESULT: The mean of rainfall was 192.7 mm, SD 175.1 mm, and range 10−544 mm. The mean of rainy days was 15 days, SD 7.7 days, and range 2−29 days. The mean of DHF incidence was 49.3 cases, SD 115.7 cases, and range 5−409 cases. There was a significant and strong positive correlation (p = 0.029 and r = 0.626) between rainfall and the incidence of DHF. There was a significant and moderate positive correlation (p = 0.044 and r = 0.588) between rainy days and the incidence of DHF. CONCLUSION: The higher the rainfall, the higher the incidence of DHF. The higher the rainy days, the higher the incidence of DHF in Manado city, North Sulawesi, Indonesia during 2019.

Gambaran Faktor yang Memengaruhi Tren Angka Kejadian dan Keparahan Demam Berdarah Dengue pada Anak di RSUP Prof. Dr. R. D. Kandou Manado Periode 2020-2022

“…Penemuan ini sejalan dengan penelitian terdahulu oleh Ogashawara et al, 17 namun, didapatkan pula penelitian dengan hasil berbeda dimana curah hujan disebutkan memilik pengaruh bermakna terhadap kejadian DBD. 18,19 Curah hujan berperan penting dalam kelangsungan hidup nyamuk pada tahap juvenil. Hujan sendiri berpotensi meningkatkan tempat perkembangbiakan nyamuk berupa wadah yang menampung air.…”