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S. Akhund

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Open access Oct 2026

Partitioning All-Cause Pre-Analytical Laboratory Rejections: A 25-Month Retrospective Audit of Specimen Quality Failures with Six Sigma, IFCC, and Pareto Analysis

Objectives: Aggregate pre-analytical rejection rates conflate specimen-quality failures and administrative events, which require distinct mitigation protocols. We disaggregated rejection events to isolate specimen-quality failures and benchmarked them against global frameworks. Methods: We conducted a 25-month retrospe...

S. A. Arain, Abdullah Naji Alhawil, S. Akhund et al. · 0 citations
Review Open access Jul 2026

Agreement, calibration, and failure of three large language models as high-stakes multimodal ospe graders: a comparative psychometric analysis

Strong rank-order correlation alone does not support LLM grading for categorical decisions in high-stakes assessment contexts, and item-level gap analysis highlighted three recurring divergence patterns: non-standard histological staining, three-dimensional spatial reasoning from two-dimensional images, and semantic in...

S. Akhund, S. Qazi, Muhammad Atif Mazhar et al. · 1 citation

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