Rubella Outbreak in School Age Children in Kulon Progo District, Yogyakarta

Siti Nurfadilah H1), Riris Andono Ahmad1), Sugiarto2)


1)Field Epidemiology Training Program (FETP) Universitas Gadjah Mada, DIY

2)Kulon Progo District Health Office, Yogyakarta



Background: On 24 November 2015, public health center Kokap 2 reported an outbreak of suspected measles in the village of Hargowilis. In Kokap District, outbreaks of suspected measles have never occurred in school-age children in the last three years. This study aims to ascertain the suspected measles outbreaks and identify risk factors, sources, and transmission routes.

Subjects and Method: This was a matched case control study conducted from November 2015 to January 2016, in Hargowilis Village, Central java. A Sample of 21 who has the main clinical symptoms suspected of measles such as: fever, rash and followed by one of the symptoms of cough, flu, and red eyes (cases) and classmates who did not have case-like symptoms (control) were selected by snowball sampling. The data were analyzed using McNemar’s test and logistic regression.

Results: Five out of ten sera tested were positive for rubella. There were 21 total cases. None of the pregnant women was a rubella case. Most of the patients were male (61.90%) with ages ranging from 5 to 11 years (71.43%) and were served at the public health center (80.95%). The case index is a student who travels in the District of Wates. The highest number of cases was at week 46 of 2015 (9 cases). Bivariate analysis showed that contact history (OR = 0.14; 95% CI 0.03 to 0.39; p = <0.001) and age (OR = 0.06; 95% CI 0.00 to 0.24; p = <0.001) were risk factors for this Rubella outbreak.

Conclusion: There has been an outbreak of rubella in the village of Hargowilis, Yogyakarta. Public health centers are recommended to provide information to the public about rubella. Health workers need to take all blood serum cases to confirm outbreak. Public health centers are suggested to strengthen the surveillance system for measles and rubella.

Keywords: Rubella, risk factors, Public health center, outbreaks

Correspondence: Siti Nurfadilah H. Center for Health Policy and Management (PKM) Faculty of Medicine, Public Health, and Nursing, Universitas Gadjah Mada, Yogyakarta. Email: Mobile: 085255987009


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