Coral reefs play an important role in maintaining marine biodiversity by providing habitat for various marine organisms, including reef fish from the Pomacentridae family. This study aims to analyze the relationship between coral reef cover and the abundance of Pomacentridae reef fish in the waters of Setan Island, West Sumatra. The study was conducted using the Underwater Photo Transect (UPT) …
This study aims to identify the types and abundance of phytoplankton at different depths and research stations. In the coastal waters of Teluk Makmur Village, Dumai City, Riau Province. Samples were taken from three different locations, namely estuary area, tourist area, and anarea far from settlements. Number of phytoplankton samples from the three stations with three depths was 27 samples. …
The Rupat Strait, functioning as a semi-enclosed water body connecting the Dumai coast with the Malacca Strait, exhibits complex hydrodynamic variability influenced by monsoon patterns, tidal forces, and anthropogenic pressures. Our integrated study combining MIKE 21 hydrodynamic modeling with field validation (demonstrating high accuracy: RMSE=0.27, MAE=0.23) reveals distinct seasonal patterns…
This research examines the influence of the Indian Ocean Dipole (IOD) and El Niño–Southern Oscillation (ENSO) on sea surface temperature (SST) and rainfall variability in the coastal waters of West Sumatra over the period 2014–2024. The analysis draws on Dipole Mode Index (DMI), Niño 3.4 index, SST, and rainfall data, processed using MathWorks and Excel. Regression analysis between field …
According to the World Health Organization (WHO) in 2023, anemia is a global health problem and commonly experienced by women of reproductive age. Based on the Basic Health Research (Riskesdas) in 2018, the prevalence of anemia in Indonesia reached 32%. This study aimed to determine the relationship between adequate nutritional intake and the incidence of anemia among female high school student…
The integration of Evidence-Based Medicine (EBM) into medical curricula has become imperative to prepare future physicians for the complexities of modern healthcare. E-learning platforms are playing a pivotal role in enhancing EBM education among medical students, offering innovative and flexible approaches to learning that align with current educational trends. This study aims the user experie…
Physical fitness is a person’s ability and capacity to carry out daily activities efficiently over an extended period without experiencing significant fatigue, thereby allowing them to perform additional tasks. There are various methods to assess an individual's physical fitness, one of which is the Harvard Step Test. This study aims to determine the physical fitness profile of medical studen…
Smoking is the main risk factor for many cardiovascular and respiratory diseases such as Chronic Obstructive Pulmonary Disease (COPD) and cancers in the respiratory system. More than a third of the Indonesian population are smokers, and medical students in Indonesia are not exempt from this tobacco epidemic. Smoking may decrease results of spirometry tests as the standard test for evaluating l…
The COVID-19 pandemic that has hit Indonesia since 2020 has caused several adjustments in various fields, one of which is the field of education. Face-to-face learning that is generally carried out was then switched to bold learning. In dare learning, students' self-directed learning abilities are very much needed for the success of the learning that is carried out. This will also affect studen…
Patient safety is a global issue that affects public trust in healthcare. In Indonesia, the high incidence of medical errors highlights the need for greater attention to patient safety, including in the education of medical students. This study aims to describe the perception of medical students on patient safety at RSUD Arifin Achmad Pekanbaru. A descriptive method with a cross-sectional appro…
Chronic suppurative otitis media (CSOM) is a chronic inflammatory condition of the middle ear and mastoid as a continuation of acute otitis media, characterized by tympanic membrane perforation and the presence of discharge from the ear or otorrhea. Chronic conditions occur when the disease persists or recurs for two months or more. This study aims to determine the characteristics of chronic su…
This study aims to analyze the feasibility of a catfish nursery business at UPR Tunas Muda Fish Farm, Lereng Village, Kuok District, Kampar Regency, Riau Province. The research method used is a case study with primary data collection through interviews and direct observation. The feasibility analysis of the business uses the Revenue Cost Ratio (RCR), Financial Rate of Return (FRR), and Payback …
Urethral stricture is a narrowing of the urethral lumen due to fibrosis which can obstruct urine flow and cause complications. Management of urethral strictures includes various methods, with Buccal Mucosa Graft (BMG) urethroplasty being the gold standard due to its high success rate. This study aims to describe the profile of urethral stricture patients who underwent BMG urethroplasty at Arifi…
Background: Hip osteoarthritis is caused by the body's inability to regenerate the hip joint, causing hip degeneration which affects hip function and the patient's quality of life. Objectives: To determine and characterize the outcomes in hip osteoarthritis patients after total hip replacement surgery at Arifin Achmad Hospital, Pekanbaru for the period 2021–2024. Methods: This research …
Hypertension with comorbidities is a serious health challenge in Kepulauan Meranti Regency. Geographic barriers further complicate healthcare access and disease management. Survival analysis is used to assess patient survival time and identify influencing factors. To determine the duration of controlled blood pressure among hospitalized hypertensive patients with comorbidities at RSUD Kepulauan…
Lower Back Pain (LBP) is one of the most common complaints encountered in life. According to WHO, the prevalence of LBP in 2022 reached 17.3 million people. Based on population change estimates, by 2050 there will be a 36.4% increase in the total cases of LBP. LBP is caused by various risk factors, including individual, occupational, and environmental factors. These risk factors include age, ge…
Sugar palm (Arenga pinnata) is one of the plants that thrives in Indonesia, all of the plants ranging from stems, leaves, fruits, palm trees, which are produced can be used for human purposes. Based on previous research, there has been no research on the safety of the use of palm leaf infusion as a traditional medicine. To ensure safety in its use, it is necessary to conduct a toxicity test. Th…
Pterygium is a triangular-shaped growth of fibrovascular tissue that grows from the conjunctiva towards the cornea in the interpalpebra which is degenerative and invasive. According to the 2013 Riskesdas, the prevalence of pterygium in the Riau Islands was 5.8% and 5.0% in Natuna Regency. The aim of this study was to determine the incidence of pterygium, distribution and differences in age grou…
Obesity is a condition in which the amount of fat tissue in the body exceeds normal limits when compared to total body weight, or is characterized by the accumulation of excess fat that causes an individual's weight to exceed normal. Consuming more food than necessary, eating foods that are high in calories, and eating little fiber are factors that contribute to obesity. This study aims to dete…
Air is the most important need in the survival of all living things, especially humans. This study is a descriptive observational study with a longitudinal and time-series design, which aims to assess air quality in the PICU room of Arifin Achmad Hospital Riau Province. Measurements of CO2, O2, noise, and lighting levels were conducted in the morning, afternoon, and evening for 14 days. CO2 qua…