Table 2.

Vital signs during radiofrequency ablation

	Propofol regimen		Midazolam regimen
	Mean (SD)	Range	Mean (SD)	Range	P
Systolic blood pressure (mmHg)
Maximum	165 (25)	127–259	154 (22)	112–209	0.006
Minimum	94 (17)	64–158	90 (15)	53–131	0.237
Diastolic blood pressure (mmHg)
Maximum	124 (24)	64–177	114 (22)	61–170	0.022
Minimum	75 (14)	42–107	69 (16)	19–107	0.034
Heart rate (/min)
Maximum	83 (15)	52–122	85 (16)	56–130	0.631
Minimum	68 (13)	40–100	69 (13)	41–115	0.623
Oxygen saturation (%)
Minimum	92 (6)	72–100	94 (3)	80–100	0.015
Oxygen flow rate, liter/min
Maximum	2.1 (0.5)	2.0–5.0	2.1 (0.4)	2.0–5.0	0.928