Table 2. Descriptive Statistics and Independent T-Test Between Two Groups.

Variable/Group	Measurement Steps
	Before the Operation	Immediately After the Operation	5′ Later	10′ Later	15′ Later	30′ Later	60′ Later	90′ Later	120′ Later	150′ Later	180′ Later
Systolic blood pressure
Control	125.4 ± 10.8	112 ± 15	111.4 ± 11	112.2 ± 11.8	114.1 ± 9.83	117.3 ± 8.9	118.9 ± 8.9	121 ± 7.4	122.9 ± 7.3	123.5 ± 10	131 ± 1.7
Dexmedetomidine	127.4 ± 13.2	119.3 ± 14	116.8 ± 13	115.8 ± 10.6	112.9 ± 8.9	112.1 ± 7.8a	112.8 ± 4.7a	116 ± 8.4a	114.5 ± 9a	115.4 ± 8.5a	121.4 ± 7.7
Diastolic blood pressure
Control	81.7 ± 8.3	72.7 ± 5.3	73.5 ± 7.1	74.1 ± 5.2	76.5 ± 5.7	78.1 ± 7.4	78.5 ± 5.5	80.5 ± 4.2	80.7 ± 3.9	81.6 ± 4.5	81.3 ± 3.2
Dexmedetomidine	79.2 ± 9.4	74.4 ± 7.1	74.2 ± 7.5	74.5 ± 6.5	73.6 ± 6.4	73.1 ± 6.3a	73.9 ± 6.2a	75 ± 5.1a	73.8 ± 5.1a	75.8 ± 6.2a	79.5 ± 9.5
Heart rate changes
Control	79.2 ± 13.1	87 ± 13.8	84 ± 11.6	84.6 ± 12.2	83.1 ± 12	82.8 ± 11.9	83.2 ± 12.4	81.9 ± 12.3	81.1 ± 11.2	85.1 ± 9.7	84.6 ± 11
Dexmedetomidine	81.3 ± 10.6	84.5 ± 9.8	81 ± 12	78.9 ± 11.3	77.3 ± 11.1	75.5 ± 10.1	76 ± 10.5	76.5 ± 9.2	77.4 ± 8.9	78.7 ± 8	83.1 ± 5.3
Number of breaths
Control	15 ± 1.9	15.1 ± 1.8	15.2 ± 1.4	15.3 ± 1.4	15.5 ± 1.4	15.4 ± 1.3	15.4 ± 1.5	15.4 ± 1.3	15.4 ± 1.1	15.3 ± 1.4	16.3 ± 1.5
Dexmedetomidine	17 ± 12.4	14.7 ± 2.2	14.7 ± 2.2	14.7 ± 1.8b	14.6 ± 1.9	14.7 ± 2.06	14.6 ± 1.8b	14.8 ± 1.8	14.8 ± 1.7	15.6 ± 1.3	15.8 ± 1.8
Body temperature changes
Control	37.3 ± 0.2	37.2 ± 0.2	37.1 ± 0.2	37.1 ± 0.2	37 ± 0.2	36.9 ± 0.3	36.9 ± 0.2	36.8 ± 0.2	36.7 ± 0.3	36.6 ± 0.2	36.6 ± 0.2
Dexmedetomidine	37.2 ± 0.3	37.25 ± 0.3	37.1 ± 0.4	37.1 ± 0.4b	37 ± 0.3	37 ± 0.3	36.9 ± 0.2b	36.9 ± 0.2	37 ± 0.2	36.8 ± 0.2	36.8 ± 0.2
Arterial oxygen saturation
Control	98.6 ± 1.2	98.9 ± 1	98.8 ± 0.9	98.8 ± 0.9	98.8 ± 0.9	98.7 ± 0.9	98.7 ± 1	98.6 ± 0.9	98.7 ± 0.9	98.3 ± 0.9	97.3 ± 0.5
Dexmedetomidine	98.4 ± 1.4	98.5 ± 1.3	98.6 ± 1.3	98.6 ± 1.2	98.5 ± 1.3	98.5 ± 1.2	98.6 ± 1.1	98.7 ± 1.1	98.7 ± 1.1	98.6 ± 1.1	97.5 ± 1.1

^aP < 0.01.

^bP < 0.001.