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Table 2 IDS Score

From: A comparison of three induction regimens using succinylcholine, vecuronium, or no muscle relaxant: impact on the intraoperative monitoring of the lateral spread response in hemifacial spasm surgery: study protocol for a randomised controlled trial

Parameter

Score

Number of attempts > 1

N1

Number of operators > 1

N2

Number of alternative techniques

N3

Cormack grade

N4

Lifting force required

 

 Normal

N5 = 0

 Increased

N5 = 1

Laryngeal pressure

 

 Not applied

N6 = 0

 Applied

N6 = 1

Vocal cord mobility

 

 Abduction

N7 = 0

 Adduction

N7 = 1