Table 2.

Prestimulus, Poststimulus (Median [25–75th Percentile]) of MBP, HR After Intubation and Skin Incision

	MBP	HR
	Median (25–75%)	Median (25–75%)
TP1 pre	65(59.9 to 74)	91.5(81 to 104.3)
TP1 post	78(66.3 to 92.8)	124.5(108.5 to 135)
TP1 reaction	17.3% (5.5 to 35.8%)	30.4% (15.7 to 44.2%)
P value	<0.001	<0.001
TP2 pre	61.7(55.3 to 67)	94.5(81 to 109)
TP2 post	67.2(59.3 to 75)	100.5(80.8 to 118)
TP2 reaction	7.1% (2.4 to 17.7%)	1.8% (−2.7 to 9.9%)
P value	<0.001	<0.001

Note: Reaction i =.

Abbreviations: TP1, tracheal intubation; TP2, skin incision; post, poststimulus; pre, prestimulus; HR, heart rate; MBP, mean blood pressure.