Author
Theo Loo
Sr. Data Scientist
As a senior data scientist at Apella, Theo builds operating room optimization tools and evaluates their real-world impact. He works alongside product teams and OR leaders to align on goals, support implementation, and drive sustained operational improvements. Beyond his applied work, Theo studies how the performance of hospital AI tools is measured and validated, publishing peer-reviewed research that advances methodological transparency and strengthens standards for rigorous evaluation.
Articles by Theo Loo
When Every Minute Matters: What New Research Shows About OR Workflow Variation and Care Quality
New Houston Methodist and Apella research shows how hidden OR workflow variation costs capacity — and, in time-sensitive cases, can delay care.
From Reacting to Preempting: Rethinking How ORs Handle Delays
To understand the operational impact of proactive delay intervention, Apella analyzed phase-level delay durations across a subset of its customers (nearly 250 operating rooms) before and after the introduction of Delay Alerts.
5 Key Questions to Ask When Evaluating Ambient AI for Your Hospital
As ambient AI becomes foundational to hospital operations, choosing the right solution requires more than a demo. This executive checklist outlines what to ask about model quality, validation, and performance at scale so you can select technology that drives measurable impact with confidence.