Music v no music for elderly patients having ambulatory ophthalmic surgery*

Mean rate
OutcomesTime of assessmentMusicNo musicMean difference (95% CI)
*Mean difference and CI calculated from data in article.
Heart rate (beats/min)Before surgery7481 7 (1.6 to 12.4)
During surgery708212 (7.2 to 16.8)
After surgery687810 (5.3 to 14.7)
Systolic blood pressure (mm Hg)Before surgery13215220 (13.3 to 26.7)
During surgery12815628 (21.5 to 34.5)
After surgery12314118 (10.1 to 25.9)
Diastolic blood pressure (mm Hg)Before surgery8590 5 (1.7 to 8.3)
During surgery8291 9 (6.1 to 11.9)
After surgery6875 7 (4.4 to 9.6)