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Analisis Faktor Risiko KLB Hepatitis A di Pondok Pesantren X Kabupaten Rokan Hilir Provinsi Riau Mardani, Said; Helda; Rajunitrigo; Muryanto, Irwan
Jurnal Kesehatan Komunitas Vol 10 No 1 (2024): Jurnal Kesehatan Komunitas
Publisher : LPPM Hang Tuah Pekanbaru

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25311/keskom.Vol10.Iss1.1796

Abstract

In January 2023, an outbreak of Hepatitis A occurred at Islamic Boarding School (IBS) X, Rokan Hilir Regency, which infected many students. This study aims to identify the risk factors for hepatitis A outbreaks. This study uses a case-control design with a ratio of 1:1. Total sample is 232 (116 samples per group). The research population was all students and residents of IBS X. Cases were people who have clinical criteria for hepatitis A according to the doctor's diagnosis. Controls were people who did not experience clinical symptoms of hepatitis A, selected using a consecutive sampling method with matching by age and sex. Data were analyzed univariate, bivariate using a chi-square test, and multivariate using a conditional logistic regression test. This study found that the index case started to feel symptoms on October 20, 2022. The epidemic curve shows a continuous common source pattern. The final model of the regression logistic test obtained two significant variables, namely contact history (OR=9.92, 95% CI: 3.31-29.72, p=<0.001) and unclean nail conditions (OR=4.64, 95% CI: 1.55-13.87, p=0.006). This study concluded that the risk factors for hepatitis A outbreaks at IBS X were contact history and unclean nail conditions. We recommend isolating cases to prevent transmission through contact from cases to healthy people as well as providing adequate facilities for washing hands with soap and increasing education about healthy behavior to maintain good nail cleanliness and personal hygiene conditions for all students and residents of IBS X.
Analisis Faktor Yang Mempengaruhi Perilaku Pencegahan DBD Di Wilayah Kerja Puskesmas Tembilahan Kota Yulistia, Yulistia; Mitra, Mitra; Muryanto, Irwan
JUKEJ : Jurnal Kesehatan Jompa Vol 4 No 1 (2025): JUKEJ: Jurnal Kesehatan Jompa
Publisher : Yayasan Jompa Research and Development

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.57218/jkj.Vol4.Iss1.1437

Abstract

Efforts to prevent dengue fever (DBD) are essential for breaking the transmission chain of the disease. According to the WHO, there are approximately 100-400 million cases of dengue infection worldwide each year. In Indonesia, the cumulative case fatality rate (CFR) from January to December 2022 was 0.90%. In Riau, the CFR increased to 0.8%, representing a 128% rise compared to the previous year. In Indragiri Hilir, there were 157 cases and four fatalities due to DBD throughout 2023, with the highest incidence occurring in Puskesmas Tembilahan Kota, which reported a CFR of 6%. This study was to identify factors associated with DBD prevention efforts. A quantitative analytical observational study with a cross-sectional design was conducted. The population consisted of 11,130 households in the working area of Puskesmas Tembilahan Kota, with a sample of 172 respondents from the Tembilahan Kota and Pekan Arba sub-districts. Sampling was performed using proportional and simple random sampling techniques. Data analysis included univariate analysis to assess data proportions, bivariate analysis using the chi-square test, and multivariate analysis through multiple logistic regression. The results revealed that 55.8% of respondents did not engage in DBD prevention efforts. Significant associated variables included knowledge (POR 4.259), attitudes (POR 4.377), and the role of health workers (POR 11.290), with the dominant variable being the role of health workers.
OVERVIEW OF VACCINATION STATUS AND COMORBIDITIES IN DEATHS DUE TO COVID-19 OMICRON VARIANT IN RIAU PROVINCE, 2022: Gambaran Status Vaksinasi dan Komorbiditas pada Pasien Meninggal Akibat COVID-19 Varian Omicron di Provinsi Riau, 2022 Rajunitrigo, Rajunitrigo; Muryanto, Irwan; Mahkota, Renti; Siregar, Fajri Marindra; Elvita, Nina; Malfasari, Eka; Basra, Mega Utami; Marwanty, Marwanty
Jurnal Berkala Epidemiologi Vol. 12 No. 2 (2024): Jurnal Berkala Epidemiologi (Periodic Epidemiology Journal)
Publisher : Universitas Airlangga

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20473/jbe.V12I22024.134-142

Abstract

Background: The Corona Virus Disease 2019 (COVID-19) pandemic is causing problems in public health. One of the prevention efforts is vaccination. Omicron, the new variant of COVID-19, is a variant that is spreading rapidly in Indonesia, including in Riau Province. Purpose: This study aims to describe the determinants of vaccination status in deaths of Omicron variant COVID-19 patients in Riau Province from February to April 2022. Methods: Cross-sectional research was conducted using secondary data. A total of 158 patients who died with confirmed COVID-19 and the Omicron variant via S-Gene Target Failure (SGTF) and sequencing test, and were treated at a referral hospital in Riau Province within two months (8 February – 4 April 2022) were included in the study. The distribution of patient deaths was analyzed univariately and bivariately. Results: Most of the death cases were unvaccinated (67.09%). As many as 48.73% of the 158 deaths were elderly ≥61 years, and the majority (70.13%) of cases were unvaccinated. It was found that 64.56% of the 158 patient deaths occurred in mainland Riau, and the majority (67.65%) were unvaccinated. Diabetes mellitus (35.86%) and cardiovascular disease (28.97%) were the highest comorbidities. Conclusion: In preventing deaths due to COVID-19, it is necessary to accelerate and increase vaccination coverage, especially for children and the elderly in land and coastal areas. Vaccination can optimize protection against COVID-19. Apart from that, efforts are needed to prevent the severity of comorbidities.
Epidemiologi Kejadian Luar Biasa Malaria Bulan September-November 2024: Studi Serial Kasus di Kabupaten Indragiri Hilir, Provinsi Riau Rajunitrigo, Rajunitrigo; Muryanto, Irwan; Mahkota, Renti; Armen, Fadhil; Nuryanti, Yusni; Rizal, Fahrul; Adwiyah, Rabiatul
Jurnal Epidemiologi Kesehatan Indonesia Vol. 9, No. 1
Publisher : UI Scholars Hub

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

Abstract Malaria remains a public health issue in Indragiri Hilir Regency, Riau, despite its elimination certification 2018. In 2024, a malaria outbreak occurred, and an epidemiological investigation was then carried out. This study aims to describe the epidemiological characteristics of the malaria outbreak based on person, time, and place. This study used a serial case design, analyzing all confirmed malaria cases reported in the e-SISMAL system of Indragiri Hilir Regency from September 1st to November 30th, 2024. Data on Anopheles Sundaicus habitats were obtained from epidemiological investigation reports. Univariate and bivariate analyses were conducted using the chi-square test. Among them 248 identified cases, with 50% aged 15–45 years, 55.2% male, and 27.0% housewives. Among them, 90.3% had no history of malaria, 91.5% were infected with Plasmodium vivax, and 63.7% experienced fever and/or chills. The peak of cases occurred in week 41, with 66.5% seeking treatment within 1–3 days. A total of 98.4% of cases were from Kuala Selat Village, with an Annual Parasite Incidence (API) of 112.4‰. The primary habitat of Anopheles Sundaicus was in lagoons, with the highest larval density found in water bodies with salinity level of 6–11‰. Bivariate analysis showed a significant association between male gender and high-risk occupations with symptomatic malaria status (pAnopheles Sundaicus habitats are necessary. Additional, protection for high-risk groups, education, and enhanced surveillance should be reinforced to prevent future case surges. Keywords: Malaria Outbreak, Malaria Epidemiology, Plasmodium vivax, Anopheles Sundaicus, Indragiri Hilir Regency