1. A monitoring system, comprising: a cardiovascular monitoring means for providing cardiovascular data; brain monitoring means for providing brain monitoring data; classification and prediction computing means for processing said cardiovascular data in a real-time fashion, said computing means comprising a trainable system having a training phase comprising analysis of said cardiovascular data said brain monitoring data collected from a same patient or precorelated data to provide a trained state, said classification and prediction computing means, when in said trained state providing brain monitoring prediction data on the basis of said cardiovascular monitoring data without the use of said brain monitoring data.