Therapeutic Intervention Scoring System-28 (TISS-28) is a tool that enables the measurement of the nursing work load in Intensive Care Units and the estimate of how grave the disease is. In this study are presented the operational definitions for its application, proposed by a group of specialists in the area, with the aim of rendering uniform the meaning of each of the items and preventing interpretation biases.
Intensive care; Severity of illness index; Workload; Nursing