The results of investigation of efficiency of cardiointervalography with computer system “CardioSpectr” as method of control of vegetative homeostasis for early diagnostic and prognosis of development of pathologic conditions in newborns with surgical and background somatic pathology are described in this article. The investigation was performed in 4 groups of newborns. As a result of investigation there was found that isolated somatic pathology causes less expressed influence on functional condition of vital systems in comparison with combined influence of somatic and surgical pathologies. The tendency of improvement of vital indexes in postoperative course testified about correct treatment management.
