Results
A total of 135 eligible patients were randomly assigned to receive either the QPS or GIS. After excluding the 5 randomized patients (3.7%) who did not receive the allocated intervention, data were available for 130 patients (mean [SD] age, 58.6 [13.3] years; 79 [60.8%] female), including 67 patients (51.5%) randomized to GPS and 63 patients (48.5%) randomized to GIS (