Background: This study tested the effectiveness of a stair use promotion strategy in visible and hidden stairwells during intervention and post intervention follow up.
Methods: A quasi-experimental study design was used with a 1 week baseline, a 3 week intervention, and post intervention at 2 and 4 weeks in 4 university buildings in San Antonio, Texas with stairwells varying in visibility. Participants were students, faculty, staff, and visitors to the 4 buildings.