Score 1 2 3 4 Jaw relaxation Complete slight tone stiff Rigid Laryngoscopy Easy fair difficult impossible Vocal cord position Open moving closing Closed Coughing None slight moderate Severe Limb movement None slight moderate Severe Heart Rate Unchanged increased by 20% increased by 30% Increase greater then 30%

Table 1: Intubation Condition Score [10] modified with the introduction of the heart rate value.