Table 2 Factors associated with critical incidents

Age 18–44

78 (41)

OR 1.67 [1.1–2.5]

p = 0.01

Age 45–75

102 (54)

Female

102 (54)

OR 0.7 [0.1 − 0.09]

p = 0.12

Male

86 (45)

ASA I

4 (2)

-

ASA II

85 (45)

OR 38 [13–106]

p < 0.001

ASA III

81 (43)

OR 34 [12–98]

p < 0.001

ASA IV

14 (7)

OR 3.7 [1.2–11]

p = 0.03

ASA V

4 (2)

OR = 1

p = 1

Elective surgery

100 (53)

OR 1.5 [0.98–2.2]

p = 0.07

Urgent surgery

70 (37)

General anesthesia

72 (38)

-

Regional anesthesia

65 (34)

OR 0.67 [0.5–0.9]

p = 0.028

General + regional anesthesia

23 (12)

OR 0.55 [0.3–0.9]

p = 0.015

Procedural sedation

28 (14)

OR 2.4 [1.5–3.7]

p < 0.001

Induction phase of anesthesia

70 (43)

OR 6 [3.4–10.8]

p < 0.001

Maintenance phase of anethesia

75 (46)

OR 6.8 [3.8–12.2]

p < 0.001

Extubation phase of anesthesia

18 (11)

-

-