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Hubungan Pengetahuan Pengguna Lensa Kontak dengan Kejadian Dry Eyes Husna, Hanna Nurul; Ibrahim, Riza Ahmad; Witjaksono, Arief
Jurnal Kesehatan Holistic Vol. 5 No. 2 (2021): Jurnal Kesehatan Holistic Volume 5/Nomor 2/Juli 2021
Publisher : Sekolah Tinggi Ilmu Kesehatan RS Husada

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (215.242 KB) | DOI: 10.33377/jkh.v5i2.101

Abstract

Contact lenses are used for therapeutic and cosmetic purposes. One of the eyes complications that often occur from contact lens users’ is dry eyes. The aim of this study was to determined relationship between knowledge and dry eyes in contact lens users. The quantitative research method was used in this study. The data was analyzed descriptively and the hypothesis testing was tested using the chi-square test. 46 students were involved in this study, using questionnaire and the Schimer test to collect the data. The result showed that knowledge level of wearing contact lens was categorized as good; knowledge level of the length of contact lens wearing was categorized as good; and knowledge level of contact lens storage was categorized as good. The contact lens users; complaint that often report was felt like a foreign thing enter into the eyes (41.3%). With an objective assessment using Schimer test, there were seven right eyes (15.25) and six left eyes (13 %) had dry eyes. There is no relationship between knowledge of contact lens users and the incidence of dry eyes.
Comparison of Total Bacterial Count in Contact Lenses with Different Treatments of Contact Lens Solutions Husna, Hanna Nurul; Virgianti, Dewi Veti; Lestari, Sindiyani Wini
JURNAL INFO KESEHATAN Vol 22 No 4 (2024): JURNAL INFO KESEHATAN
Publisher : Research and Community Service Unit, Poltekkes Kemenkes Kupang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31965/infokes.Vol22.Iss4.1319

Abstract

The use of contact lenses continues to increase, raising attention to aspects of eye health because of their hygienic factors. The hygiene of contact lenses comes not only from the way they are treated but also from the soaking fluid. This study aimed to determine the total bacterial count on contact lenses with and without the use of immersion solutions. The research method used is a comparative descriptive research method that compares the two pairs of contact lenses with two different contact lens solutions. The total bacterial count was calculated using the total plate count (TPC) method. The number of bacterial colonies for contact lenses before being immersed in liquid A was found in dilution 10-2 with an amount of 4.4×103 CFU/mL, and after soaking, it was in dilution 10-1 with an amount of 8.5×102 CFU/mL. The number of bacterial colonies on contact lenses before being immersed in B liquid was found in 10-1 dilution with an amount of 1.3×103 CFU/mL, and after being soaked, the average colony was 3.9×104 CFU/mL. From these results, it can be seen that in contact lenses and liquid A, there is a decrease in the number of bacterial colonies, while on the other hand, in liquid B, there is an increase in the number of bacterial colonies. The causal factor is thought to originate from the composition of the solutions. However, do not rule out contamination from bottles and contact lens care. Therefore, this research can be used as a basis for hygiene education in contact lenses.
Pre-Coding in Early Childhood Education: Equipping Teachers for the Digital Age Utami, Amaira; Nurismawati, Riana; Husna, Hanna Nurul; Rusmana, Ai Nurlaelasari; Dhitareka, Putra Habib
Jurnal Mandala Pengabdian Masyarakat Vol. 6 No. 2 (2025): Jurnal Mandala Pengabdian Masyarakat
Publisher : Progran Studi Farmasi Universitas Mandala Waluya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35311/jmpm.v6i2.880

Abstract

In the digital world, technology is an important part of human life, driving demand for technology-literate human resources. As technology becomes an integral part of human life, introducing it to young children will benefit them. One approach is to bring the pre-coding concept into the classroom. This community service was held in Bandung, West Java, in partnership with Sekolah Karakter RA SBB Hidayatul Musthafa. The workshop consisted of three stages: an initial phase including socialization, a workshop day, and an evaluation phase. In the main phase, the workshop discussed the need to introduce pre-coding to preschool students, followed by the installation of Gcompris software. In the second session, the teachers are assisted in using Code.org and Scratch Jr as tools to introduce pre-coding concepts to preschool students. At the end, teachers’ interest and self-efficacy regarding teaching the pre-coding concept to early childhood students were assessed. The data indicate that teachers’ interest and self-efficacy are moderate. Therefore, it can be concluded that future training and workshops related to pre-coding will be highly valuable for early childhood teachers.
Measuring lower secondary school students’ attitude towards science across gender and socioeconomic status: Validation of the BRAINS instrument Ai Nurlaelasari Rusmana; Hanna Nurul Husna; Rahmi Qurota Aini
Jurnal Kajian Pendidikan IPA Vol 5 No 1 (2025): Jurnal Kajian Pendidikan IPA
Publisher : Universitas Garut

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52434/jkpi.v5i1.42594

Abstract

The attitude toward science has been studied among science education researchers for over 50 years. This study aims to test the validity of BRAINS (Behaviors, Related Attitudes, and Intentions toward Science) instrument using the IRT analysis and measure science attitude among lower secondary school students by comparing gender and socioeconomic status (SES). About 30 items of BRAINS instrument was administered to 1001 students. IRT analysis was run using TAM package in R to examine the instrument dimensionality, the item fit properties, the EAP (Expected A Posteriori) reliability, and WLE (Weighted Maximum Likelihood Estimation) reliability while LORDIF package in R was used to test the generalizability. Later, two-way ANOVA and clustering of students’ response were performed using the SPSS and mclust package in R, respectively. Generally, IRT analysis indicated that the BRAINS instrument is proper to measure the students’ attitude toward science. BRAINS consisted of five dimensions, and most BRAINS items had a good fit with the IRT. Item reliability was good in all dimensions, while person reliability was fair in two dimensions. The generalizability test showed that some items were flagged for differential item functioning (DIF). Regarding attitude towards science, females had a higher attitude towards science than males, significantly in behavior, intention and normative dimensions. Furthermore, a higher science attitude was found among low SES than high SES students, although this was only significant in control dimension. Clustering analysis revealed two groups of students based on their attitude towards science (those with high and low scores) and most of students in this study are classified into low science attitude group. The findings of this study imply that specific actions are needed to improve students’ attitudes towards science, especially among students from less privileged backgrounds. Schools could adopt inclusive, student-centered, and inquiry-based science teaching to make science more engaging. Keywords: Attitude toward science, BRAINS, IRT analysis, Secondary school, Validity.
From Technology Users to Sustainability-Oriented Learning Designers: Developing Science Teachers' STEM–IoT Competencies through Professional Development Diana Rochintaniawati; Rika Rafikah; Hanna Nurul Husna; Aay Susilawaty; Joey M. Suba
Jurnal Pendidikan Terapan Vol 4, No 5 November (2026)
Publisher : Sakura Digital Nusantara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.61255/jupiter.v4i5.2247

Abstract

Purpose: This study examined whether an integrated STEM–Internet of Things (IoT)–Education for Sustainable Development (ESD) professional-development program was associated with differences in junior secondary science teachers’ competencies at the group level. Methods: A quantitative, pre-experimental repeated cross-sectional pretest–posttest design analyzed 29 valid pretest and 33 valid posttest responses from the MGMP IPA teacher community in Sumedang, Indonesia. A researcher-developed assessment comprised 10 multiple-choice items and five constructed-response items (maximum total score = 100). Descriptive statistics, normalized gain based on group means, Welch’s independent-samples t-test, Mann–Whitney U, and Hedges’ g were reported. Findings: The mean total score was higher at posttest (83.24, SD = 11.07) than at pretest (59.34, SD = 16.22); the descriptive normalized gain was 0.588. Welch’s t(48.49) = 6.682 (p < .001), and Hedges’ g = 1.72 indicated a large group-level separation. The largest multiple-choice differences concerned the Blynk platform and ESP8266/Wi-Fi modules, whereas constructed responses showed higher scores for sensor-data interpretation and IoT–ESD project design. Implications: Integrated technical practice, data interpretation, and pedagogical design may provide a useful structure for science-teacher professional development. These cross-sectional comparisons cannot establish within-teacher growth, program causality, or transfer to classroom practice. Originality: The study examines factual, interpretive, and design-oriented competencies within a combined STEM–IoT–ESD teacher-learning program.