For continuous observation (or monitoring) it is meant the display and recording on a continuous and real-time data about the patient's vital signs
The purposes of monitoring are:
In Intensive Care Units parameters are multiple, that can be monitored according to the needs of the patient. Some examples are:
From all these numbers and direct clinical observation, signs can be drawn in order to treat a patient in the best way it is possible. It is important not to give too much importance to a single measure (eg, fever, or high blood pressure): only the set of all data enables to contemplate the actual performance of clinical conditions.