Safety of applying midazolam-ketamine-propofol sedation combination under the supervision of endoscopy nurse with patient-controlled analgesia pump in colonoscopy

Table 1 Patient demographic data, n (%)

		Endoscopy Nurse		Anaesthetist		P
		mean ± SD	Median	mean ± SD	Median
Age		53.6 ± 15.5	57.5	59.9 ± 11.8	62.0	0.1131
Sex	Female	18 (60.0)		17 (56.7)		0.7932
	Male	12 (40.0)		13 (43.3)
ASA	I	18 (60.0)		11 (36.7)		0.0712
	II	12 (40.0)		19 (63.3)

¹Mann-Whitney U test;

²Chi-square test. ASA: American statistical association.