Table 2 Perioperative events

Time to lose eyelid reflex (s)

96 (45–120)

117 (57–155)

 < 0.001^β

Time to achieve SE < 50 (s)

129 (90–170)

147 (100–186)

 < 0.001^β

Intubation duration (min)

6.3 (4–10)

6.6 (4–12)

0.332^β

Surgery duration (min)

116 (60–180)

119 (60–145)

0.309^β

Anesthesia duration (min)

148 (90–210)

155 (90–180)

0.112^β

Time to eye-opening (min)

10 (7–15)

12 (8–15)

 < 0.001^β

Time to extubation (min)

13.4 (9.5–18)

12.7 (8–17)

0.223^β

Self-awareness time (min)

15 (11–19)

14 (9.5–18)

0.016^β

Bradycardia – no. (%)

10 (22)

25 (56)

0.001^α

Hypotension – no. (%)

11 (24)

21 (47)

0.028^α

Intraoperative unexpected movement – no. (%)

5 (11)

1 (2)

0.203^δ