A system for vital sign measuring of a patient, comprising: a first sensor removably attachable with a first body portion of the patient and configured to measure, when in operable position, a vital sign of the patient； at least one additional sensor removably attachable with a second body portion of the patient and configured to measure, when in operable position, a vital sign of the patient； and a processor configured to provide data descriptive of a level of correspondence between measurements of the vital signs provided by the first sensor and the at least one additional sensor.
