“…5,6 To date, there are little data on the clinical outcome of spinal fusion in older patients, with most studies comprising only small study groups. 4,[7][8][9][10] Reports of the clinical outcome of geriatric patients (>80 years of age) who have undergone lumbar fusion are particularly rare. Patientreported outcome measures help avoid bias in the reporting of surgical success [11][12][13] and provide an important insight into the impact of surgery from the patient's perspective, 14 allowing the collection of quantitative data regarding pain, function, and health-related quality of life (QoL).…”