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Enhancing Adolescent Nutrition Knowledge Through Digital Innovation: Evaluating the Effectiveness of E-Pocket Books in Reducing Obesity Puput Tri Hastuti; Siti Budi Utami; Muhammad Primiaji Rialihanto; Joko Susilo; Jutharat Attawet; Tri Siswati
Health Dynamics Vol 2, No 8 (2025): August 2025
Publisher : Knowledge Dynamics

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33846/hd20803

Abstract

Background: Balanced nutrition education is an essential effort in preventing obesity, especially in adolescents who are vulnerable to nutritional problems due to unhealthy diets and a lack of knowledge. This study aims to determine the effectiveness of Android-based e-pocket books in improving the understanding of balanced nutrition among adolescents in Yogyakarta. Methods: This study employed an experimental design with control groups, utilizing pre-tests and post-tests. Conducted from February to March 2023 in a high school in Yogyakarta, Indonesia, the research established a minimum sample size of 27 students per group through the Lemeshow formula and multistage sampling. Inclusion criteria required students to have Android phones, to consent to participate, to attend the study, and to complete data collection. The treatment group received education via e-pocket-book media, while the control group used e-leaflets. Knowledge was measured at three points: before the intervention, immediately after (post-test 1), and nine days later (post-test 2). Data analysis was performed using the Wilcoxon and Mann-Whitney tests with SPSS software. Results: The knowledge score of the treatment group increased from 76.3 (pre-test) to 93.8 (post-test 1) and 91.3 (post-test 2). The control group increased from 73.8 (pre-test) to 82.5 (post-test 1) and 81.3 (post-test 2). The increase in knowledge was more significant in the treatment group, showing that e-pocket-books were more effective than e-leaflets. Conclusion: Android-based e-pocket-books improve adolescents' knowledge of balanced nutrition more than e-leaflets. Digital technology in nutrition education has great potential to be applied in schools. Further research is needed to evaluate the long-term impact on nutritional behavior.
Tatara Planner Book sebagai Media Bantu Peningkatan Pengetahuan dan Kepatuhan Konsumsi Tablet Tambah Darah (TTD) dalam Upaya Pencegahan Anemia pada Remaja Putri Naya Zahira Alya Putri; Muhammad Primiaji Rialihanto; Almira Sitasari; Nugraheni Tri Lestari
Health Educational Laboratory Vol. 1 No. 2
Publisher : Poltekkes Kemenkes Yogyakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29238/helab.v1i2.2999

Abstract

Penelitian ini bertujuan untuk mengetahuai efektivitas penggunaan Tatara Planner Book terhadap pengetahuan dan kepatuhan konsumsi Tablet Tambah Darah (TTD) dalam upaya pencegahan anemia pada remaja putri. Penelitian ini menggunakan quasi ekesperimen dengan desain penelitian yaitu pre-test dan post-test with control gorup design. Pengukuran variabel pengetahuan dan kepatuhan dilakukan 2 kali yaitu pre-test dan post-test (minggu ke-4). Total sampel terdiri dari 84 remaja putri, dengan masing masing perlakuan yaitu 42 responden. Pengumpulan data menggunakan kuesioner dan google form. Data dianalisis secara univariat dan bivariat untuk membandingkan hasil pre-test dan post-test. Hasil menunjukkan terdapat peningkatan pengetahuan yang signifikan pada kedua kelompok perlakuan dan kontrol setelah 4 minggu pengamatan. Kelompok perlakuan menunjukkan peningkatan lebih tinggi (17,62%) dibandingkan kontrol (13,02%). Pada variabel kepatuhan kelompok perlakuan menunjukkan peningkatan lebih tinggi (42,80%) dibandingkan kontrol (14,82%). Temuan ini mengindikasikan bahwa terdapat peningkatan pengetahuan dan kepatuhan yang signifikan pada kelompok perlakuan dan kontrol. Tatara Planner Book lebih efektif dibandingkan CERIA dalam meningkatkan pengetahuan dan kepatuhan remaja putri dalam upaya pencegahan anemia. Penelitian ini memberikan kontribusi terhadap pengembangan media pembelajaran inovatif di bidang pendidikan kesehatan serta membuka peluang untuk penelitian lanjutan yang menguji efektivitas pembelajaran secara kuantitatif dan jangka panjang.