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Comparison of food waste using the PDAT and comstock methods in inpatients in Bengkulu Repa Ghina Sonia; Betty Yosephin Simanjuntak; Desri Suryani
AcTion: Aceh Nutrition Journal Vol 11, No 2 (2026): June
Publisher : Department of Nutrition at the Health Polytechnic of Aceh, Ministry of Health

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30867/action.v11i2.2789

Abstract

Food waste is an indicator of the quality of hospital nutritional services. A high percentage of waste indicates low patient intake and may affect the nutritional status and recovery. This study was conducted in May 2025 at Harapan Dan Doa Hospital, Bengkulu City, in the Safa, Marwah, and Mina wards, where food waste exceeded the standard (<20%). This study aimed to compare the Pictorial Dietary Assessment Tool (PDAT) and Comstock methods for measuring patient food waste. A descriptive cross-sectional design was applied to 50 inpatients selected through accidental sampling method. Data were collected through observation using both methods. The Mann-Whitney test was used to analyze differences, and sensitivity and specificity were assessed using cross-tabulation. The results showed no significant differences between the two methods across all food categories (p > 0.05). PDAT was considered more accurate because it uses photographs of meals before and after consumption, making the assessment more objective. Meanwhile, Comstock relies on visual estimates, which may introduce bias. Both methods had high sensitivity (>80%), indicating good agreement. In conclusion, the PDAT and Comstock tools are suitable for evaluating patient food waste and monitoring the quality of nutrition services in hospitals.
Co-Authors Agus Riyanto Agus Supardi Ahmad Rizal Ahmad Rizal ahmad rizal Ahmad Rizal Ahmad, Che An Ali Khomsan Amalya, Rini Dwi Ananda, Restiza Lindu Anang Wahyudi Anang Wahyudi Anang Wahyudi Andhita Ratnadhiani Anggi Dwi Mardian Annisa, Rahma Arie Ikhwan Saputra Aryani, Depri Asmawati Asmawati Ayu Pravita Sari Bayu Wicaksono Che An Ahmad Cindi Putri Utami Cutyanti, Cici Defitri, Ayu Derie Erawan Desri Suryani Dina Aulia Dodik Briawan Dwi Putri Cahyati Dwi Winda Fitria Erdiana, Lilis Erika, Iche Florence Fadhilah, Azzahra Nur Fadilatul Aini Fauziah Multazmi Fitrianingsih, Ulfia Frensi Riastuti Fristiani, Devita Hanipa Yuliana Hesti Milia Sari Imelda Sabilla Indriyana, Nabilah Iskari Ngadiarti Iskari Ngadiarti Jumiyati Jumiyati Jumiyati Jumiyati Jumiyati, Jumiyati Kheli Fitria Annuril Khelli Fitria Annuril Krisnasary, Arie Kusdalinah Kusdalinah Lestari, Sinta Wahyu Lula Rulia Agustin Lydia Fanny Mahmut Jaelani Mariati Mariati Marleni, Wisuda Andeka Marzalena, Reka Mellisa, Mellisa Meriwati Mahyudin Mia Lestari Putri Miratul Haya Miratul Haya Miratul Haya Muntikah Muntikah Natan, Okdi Nugraheni, Diah Eka Nur Elly Nur Elly Nurmela Setia Ningsih Nurul, Melyana Pauzan Efendi Putri. RH, Apriliya Qoirinasari Qoirinasari Rahma Annisa Rahma Annisa Rama Beka Sariy Reka Lagora Marsofely Repa Ghina Sonia Reva Dianti Rimbawan , Risalatuzain, Eldania Salsabila, Audi Nurul Saskia Rohadatul Aisy Shovianti, Niken Sinta Wahyu Lestari Sri Sumiati Sri Sumiati AB Sukmawati, Novriza Tanjung, Yeni Efrilia Indrianti Tetes Wahyu Tetes Wahyu W Tetes Wahyu Witradharma Titi Enyliana Vidia, Natasya Wiyono, Sugeng wulandari, Gite Putri Yenni Okfrianti Yulian Afrinda Mentari, Yulian Afrinda Yuniarti Yuniarti Yunita Yunita