Impact of intravenous dexmedetomidine on postoperative bowel movement recovery after laparoscopic nephrectomy: A consort-prospective, randomized, controlled trial

Table 3 Vital signs in groups C, D1, and D2

Time point	Group C (n = 40)	Group D1 (n = 40)	Group D2 (n = 40)	P value
MBP, mm Hg
T0	103.80 ± 11.34	99.73 ± 11.28	99.53 ± 9.91	0.144
T1	101.53 ± 9.45	88.88 ± 13.07a,c	87.65 ± 12.71a,c	0.001
T2	98.90 ± 9.81a	98.88 ± 11.65	97.85 ± 12.53	0.895
T3	97.40 ± 10.11a	96.38 ± 7.78	95.88 ± 8.72	0.739
T4	98.88 ± 8.33a	94.58 ± 9.62a,c	93.83 ± 8.54a,c	0.025
T5	105.45 ± 13.24a	102.50 ± 13.55	102.38 ± 12.14	0.490
HR, bpm
T0	75.93 ± 11.18	71.43 ± 9.48	74.30 ± 8.70	0.122
T1	74.78 ± 10.22	63.56 ± 10.96a,c	65.88 ± 8.56a,c	0.001
T2	64.88 ± 7.74a	59.80 ± 10.02a,c	63.48 ± 6.93a	0.022
T3	66.43 ± 11.53a	62.45 ± 9.01a	65.53 ± 7.97a	0.158
T4	67.30 ± 10.47a	66.05 ± 11.08a	67.55 ± 9.85a	0.791
T5	75.80 ± 9.32	73.05 ± 9.86	72.90 ± 6.20	0.242

^aP < 0.05 vs baseline.

^cP < 0.05 vs group C. Variables are presented as the mean ± SD. MBP: Mean blood pressure; HR: Heart rate.