Stiftung Charité

A global sagittal deviation index (GSDI-5) incorporating upper cervical alignment: initial construct validation in forward head posture

Abstract Purpose Forward head posture (FHP) is commonly assessed using isolated cervical measures, potentially overlooking its relationship with global sagittal alignment. This study introduces the Global Sagittal Deviation Index (GSDI-5), a composite measure integrating multireg...

OsteoCHAT: real-world patient evaluation and benchmarking of a guideline-grounded osteoporosis chatbot

Patients with osteoporosis have information needs that routine care inconsistently addresses. In this multicenter real-world evaluation, the LLM-based, guideline-grounded chatbot OsteoCHAT showed high participant acceptability and achieved expert-rated answer quality comparable t...