OBJECTIVE The objective of this study was to calibrate an updated predictive model
incorporating novel clinical, radiographic, and prophylactic measures to assess the risk of …

Objective. The aim of this study was to build a model based on baseline demographic,
radiographic, and surgical factors that can predict clinically significant proximal junctional …

Study Design. Multicenter retrospective study. Objective. To validate and improve the
predictive model for proximal junctional failure (PJF) with or without the bone mineral density …

Background Proximal junctional kyphosis (PJK) is a well-recognized complication following
surgery for adult spinal deformity (ASD); however, definitions for PJK and its clinical …

Proximal junctional kyphosis (PJK) and proximal junctional failure (PJF) are well-recognized
challenges of surgery for adult spinal deformity (ASD). Multiple risk factors have been …

Study Design: This was a single-institution, retrospective cohort study. Objective: We aimed
to develop a predictive model for proximal junctional kyphosis (PJK) severity that considers …

Development of Validated Computer Based Preoperative Predictive Model for Proximal
Junction Failure or Clinically Significant Proximal Junction Kyphosis with 86% Accuracy Based …

Study Design: Retrospective cohort study. Objective: Develop a simple scoring system to
estimate proximal junctional kyphosis (PJK) risk. Methods: A total of 417 adult spinal …

OBJECTIVE The authors of this study sought to evaluate the predictive role of global sagittal
alignment and upper instrumented vertebra (UIV) level in symptomatic proximal junctional …

Study Design. Systematic review of literature. Objective. To perform a comprehensive
English language systematic literature review of proximal junctional kyphosis (PJK) and …