Table 2.

Comparison between monitored anesthesia care and general anesthesia without endotracheal intubation in patients undergoing transesophageal echocardiography

Characteristics	Monitored anesthesia care (MAC)	General anesthesia without endotracheal intubation	Odds Ratio MAC as the reference group	p-value
Empty Cell	N=294	N=93	Empty Cell	Empty Cell
Midazolam	136 (46.3%)	42 (45.2%)	0.96 [0.60;1.53]	0.856
Propofol	221 (75.2%)	76 (81.7%)	1.47 [0.83;2.72]	0.193
Fentanyl	64 (21.8%)	23 (24.7%)	1.18 [0.67;2.03]	0.549
Ketamine	79 (26.9%)	26 (28.0%)	1.06 [0.62;1.77]	0.831
Hypotension (MAP < 60 mmHg)	55(18.5%)	24 (25.8%)	1.40[0.97,2.04]	0.077
Lowest mean arterial pressure
≥100-120 mmHg	13 (4.42%)	3 (3.23%)	Ref.	Ref.
≥80<100 mmHg	65 (22.1%)	25 (26.9%)	1.60 [0.46;7.81]	0.481
≥60-80 mmHg	162 (55.1%)	41 (44.1%)	1.06 [0.32;5.00]	0.934
< 60 mmHg	54 (18.4%)	24 (25.8%)	1.85 [0.53;9.07]	0.357
Lowest systolic blood pressure
≥100–120 mmHg	112 (42.7%)	33 (40.7%)	Ref.	Ref.
≥80<100 mmHg	114 (43.5%)	32 (39.5%)	0.95 [0.55;1.66]	0.865
≥60–80 mmHg	34 (13.0%)	15 (18.5%)	1.50 [0.71;3.07]	0.280
< 60 mmHg	2 (0.76%)	1 (1.23%)	1.79 [0.06;22.8]	0.678
Vasoactive medication use	71 (24.1%)	24 (25.8%)	1.10 [0.63;1.86]	0.741
Hypoxia	15 (5.10%)	12 (12.9%)	2.75 [1.21;6.15]	0.017
Hypercarbia	24 (8.16%)	9 (9.68%)	1.22 [0.51;2.65]	0.640

MAP = mean arterial pressure.