Lumbar Spondylolisthesis Progression and De Novo Spondylolisthesis in Elderly Chinese Men and Women: A Year-4 Follow-up Study.

Study Design: Longitudinal follow-up study.

Objective: This current study aimed to further assess progression, incidence, and risk factors of lumbar spondylolisthesis in these subjects at 4-year follow-up.

Summary Of Background Data: A survey for osteoporotic fractures in Hong Kong during 2001 to 2003 represented the first large scale prospective population-based study on bone health in elderly (≥65 years) Chinese men and women.