Herbal Therapy Education Using the Flashcard Method on Students' Knowledge Level about Acute Diarrhea at SDN 1 Pemecutan

Asti (Program Studi S1 Ilmu Keperawatan, Fakultas Kesehatan, Institut Teknologi dan Kesehatan Bintang Persada, Denpasar, Bali, Indonesia)
Ni luh Kade Wiradani (Program Studi S1 Ilmu Keperawatan, Fakultas Kesehatan, Institut Teknologi dan Kesehatan Bintang Persada, Denpasar, Bali, Indonesia)
Anak Agung Bagus Suryantara (Program Studi S1 Ilmu Keperawatan, Fakultas Kesehatan, Institut Teknologi dan Kesehatan Bintang Persada, Denpasar, Bali, Indonesia)

Jurnal Ilmiah Ilmu Kesehatan
Vol. 12 No. 1 (2026): PrimA: Jurnal Ilmiah Ilmu Kesehatan

Abstract Introduction: acute diarrhea is a global public health problem that has a major impact on child morbidity and mortality, with cases in Indonesia reaching 1,168,393 in 2023, and West Denpasar District recording the highest cases in Denpasar City, totaling 453 cases. Objective: to determine the effect of guava leaf herbal therapy education using the flashcard method on the knowledge level of SDN 1 Pemecutan students about acute diarrhea. Method: a quantitative pre-experimental design with a one-group pre-test post-test approach. Sample consisted of 52 sixth-grade students using purposive sampling. Analysis used Wilcoxon Signed Ranks Test. Results: before intervention, had poor knowledge 63.5% (mean score 12.25, SD=2.671). After intervention, all students (100%) achieved good knowledge (mean score 23.46, SD=1.627). Wilcoxon test results: Z=−6.286, p=0.000 (p<0.05), effect size r=0.872 (large effect category). Conclusion: the flashcard method significantly and substantially improved students knowledge of acute diarrhea. Educational institutions are recommended to integrate the flashcard method into the School Health Program.