[Retracted] Application of Ultrasound-Guided Upper Trunk Brachial Plexus Block in Observation of Lower Shoulder Surgery

Table 2

MAP changes of patients in each group.

Group	T0	T1	T2	T3
A	97.00 ± 7.10	86.87 ± 4.49	76.97 ± 8.14	104.60 ± 7.11
B	95.93 ± 7.22	67.90 ± 6.23	67.80 ± 6.19	94.73 ± 8.46
C	97.77 ± 6.40	66.90 ± 4.81	66.63 ± 4.81	92.43 ± 7.32