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Author

Daiki Urayama

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Review Open access Jul 2026

Exploring the Critical Thinking Structures of Low-Achieving Students in Solving Algebra HOTS Tasks

Purpose: Low achievement in mathematics remains a critical concern in supporting students’ meaningful learning and cognitive development. This study explored the critical thinking skills of junior high school students with low mathematics achievement. Specifically, the study aimed to identify the structures of students...

Hendra Kartika, Daiki Urayama, S. Mutmainah et al. · 1 citation
Review Open access Jul 2026

Opportunistic bone mineral density assessment in pediatric scoliosis: validating Hounsfield unit measurement from lumbar CT images.

BACKGROUND Hounsfield Units (HU) derived from CT scans are a promising bone mineral density surrogate in pediatrics, yet their reliability in patients with scoliosis and significant lumbar tilt remains unknown. We investigated the reliability of HU measurements in adolescent idiopathic scoliosis (AIS), particularly add...

Kosei Nagata, K. Nakajima, Hiroyuki Nakarai et al. · 0 citations

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