Comparison between the recovery time of alfentanil and fentanyl in balanced propofol sedation for gastrointestinal and colonoscopy: a prospective, randomized study

Table 3 Sedation-associated safety profile, n (%)

	Alfentanil group (n=129)	Fentanyl group (n=131)	P value
Cardiopulmonary complications	14 (10.9)	14 (10.7)	0.966
Systolic hypotension (<90mmHg)	12 (9.3)	11 (8.4)	0.797
MAP decreased >25%	4 (3.1)	2 (1.5)	0.445
Use of vasopressors	1 (0.8)	2 (1.5)	0.445
Bradycardia (<50 beats/min)	0	0	0.445
Hypoxemia (SpO2 < 90%)	4 (3.1)	3 (2.3)	0.721
Chin lift	4 (3.1)	1 (0.8)	0.212

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