The Life Experiences of Patients with Amyotrophic Lateral Sclerosis (ALS) on Tracheostomy Positive Pressure Ventilation (TPPV): A Longitudinal Study using the Life-Line Interview Method to Ascertain Psychological Changes and Related Factors over a 14-year Period that Included the COVID-19 Pandemic

Purpose: To use the life-line interview method to ascertain the life experiences of patients with amyotrophic lateral sclerosis (ALS) on tracheostomy positive pressure ventilation (TPPV) and to study psychological changes and related factors over a 14-year period that included the COVID-19 pandemic.