A bispectral index guided comparative evaluation of dexmedetomidine as an adjuvant to propofol-based total intravenous anaesthesia in spine surgeries done under motor-evoked potential monitoring

Anand, Anshuman; Kumar, Suraj; Kumar, Virendra; Giri, Manoj Kumar; Das, Praveen Kumar; Sharma, Deepti

doi:10.1186/s42077-023-00379-7

Ain-Shams Journal of Anesthesiology

Table 5 Comparisons of amplitude and latency between group P and group DP

From: A bispectral index guided comparative evaluation of dexmedetomidine as an adjuvant to propofol-based total intravenous anaesthesia in spine surgeries done under motor-evoked potential monitoring

Amplitude and latency		Baseline	At 10 min	At 20 min	At 30 min	At 60 min	At 120 min	At 180 min
Upper Left Amplitude	Group P	224.94 ± 13.36	176.56 ± 25.52	178.59 ± 23.82	176.06 ± 19.38	188.22 ± 14.83	188.91 ± 3.62	197.46 ± 6.18
Upper Left Amplitude	Group DP	222.48 ± 16.76	175.19 ± 24.75	177.50 ± 19.70	178.27 ± 25.71	188.44 ± 20.83	191.86 ± 18.32	198.76 ± 13.93
Upper right Amplitude	Group P	230.47 ± 11.36	179.09 ± 26.65	178.97 ± 14.61	176.47 ± 14.26	193.94 ± 26.27	188.41 ± 3.97	198.92 ± 7.54
Upper right Amplitude	Group DP	230.86 ± 11.43	176.75 ± 24.44	178.16 ± 13.92	176.75 ± 14.11	192.22 ± 21.21	188.53 ± 3.89	199.02 ± 8.45
Lower right amplitude	Group P	266.05 ± 15.32	182.32 ± 33.03	177.06 ± 24.44	179.69 ± 30.28	192.69 ± 20.34	188.72 ± 3.68	194.60 ± 29.41
Lower right amplitude	Group DP	233.81 ± 17.59	177.63 ± 29.21	176.44 ± 20.27	179.75 ± 28.88	193.03 ± 22.91	191.88 ± 18.14	199.02 ± 33.79
Lower left amplitude	Group P	230.94 ± 11.51	187.47 ± 32.14	179.31 ± 15.49	176.50 ± 14.55	196.47 ± 26.88	188.22 ± 4.00	198.51 ± 7.63
Lower left amplitude	Group DP	229.53 ± 12.68	183.30 ± 29.01	179.16 ± 14.52	177.75 ± 15.81	194.06 ± 21.88	189.84 ± 13.48	194.57 ± 16.88
Upper right latency	Group P	19.67 ± 2.40	19.77 ± 3.39	20.61 ± 2.76	25.09 ± 2.47	24.14 ± 2.93	26.92 ± 2.59	25.64 ± 1.87
Upper right latency	Group DP	19.41 ± 2.36	19.44 ± 3.12	20.47 ± 2.75	24.78 ± 2.53	24.17 ± 2.72	26.89 ± 2.55	25.67 ± 1.85
Upper left latency	Group P	19.73 ± 2.43	19.58 ± 3.28	20.80 ± 2.69	25.28 ± 2.40	24.30 ± 2.95	26.75 ± 2.90	25.77 ± 1.82
Upper left latency	Group DP	19.78 ± 2.60	19.56 ± 3.29	20.81 ± 2.61	25.31 ± 2.50	24.47 ± 3.08	26.91 ± 2.71	25.33 ± 2.16
Lower right latency	Group P	19.66 ± 2.40	20.72 ± 3.74	20.82 ± 2.68	25.19 ± 2.46	24.31 ± 2.99	26.88 ± 2.63	23.87 ± 2.65
Lower right latency	Group DP	19.34 ± 2.37	20.19 ± 3.56	20.56 ± 2.65	24.75 ± 2.58	23.95 ± 2.94	26.89 ± 2.50	23.79 ± 2.56
Lower left latency	Group P	19.58 ± 2.49	19.61 ± 3.55	20.77 ± 2.54	25.31 ± 2.50	24.19 ± 3.03	27.08 ± 2.57	24.11 ± 3.03
Lower left latency	Group DP	19.27 ± 2.48	19.64 ± 3.37	20.95 ± 2.68	24.94 ± 2.51	24.38 ± 2.76	26.58 ± 2.82	24.45 ± 3.19

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