Three-year follow-up study of the relationship between posttraumatic stress symptoms and quality of life among earthquake survivors in Yu-Chi, Taiwan.

Objective: To prospectively evaluate the relationship between the clinical course of posttraumatic stress symptoms (PTSS) and quality of life (QOL) among Taiwan earthquake survivors for 3 years.

Methods: A population survey was done in a Taiwan township near the epicenter of a severe earthquake (7.3 on the Richter scale).