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Demographic and Surgical Data
| Variable | Group 1 With Live Piano Music (n = 115) | Group 2 Without Piano Music (n = 88) |
|---|---|---|
| Age (yr) | 64 ± 15 | 65 ± 17 |
| Male/Female (n) | 34/81 | 32/56 |
| Baseline MAP (mm Hg) | 99 ± 11 | 100 ± 15 |
| Baseline heart rate (beats/ min) | 71 ± 11 | 71 ± 12 |
| Baseline respiratory rate (beats/ min) | 19 ± 1 | 19 ± 1 |
