ABSTRACT
HRV-Related Indices.............................................................................................. 247 13.3 From Spectral Analysis to Analgesia-Nociception Balance Monitoring .................. 247
13.3.1 Introduction ............................................................................................................ 247 13.3.2 Methods ................................................................................................................... 248
13.3.2.1 Patients and Anesthetic Protocol .......................................................... 248 13.3.2.2 Monitoring of HRV Analysis................................................................. 249 13.3.2.3 Pre-Dened Measurement Periods ...................................................... 249
13.3.3 Results ..................................................................................................................... 249 13.3.4 Area Measurements of the RR Series..................................................................250
