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Table 2 Hemodynamic changes of the study groups at different moments

From: Comparison of intrathecal low-dose bupivacaine and morphine with intravenous patient control analgesia for postoperative analgesia for video-assisted thoracoscopic surgery

 

Group M (n=30)

Group B (n=30)

Group C (n=30)

P-valuea

Blood pressure

 T0

94.5 ± 9.9

95.6 ± 11.6

93.4 ± 12.3

0.751

 T1

92.1 ± 8.0

93.6 ± 10.1

94.6 ± 10.7

0.607

 T2

92.9 ± 9.1

95.9 ± 9.7

96.7 ± 12.8

0.344

 T3

91.1 ± 8.4

90.7 ± 7.6

87.3 ± 9.8

0.181

 T4

91.7 ± 10.0

95.4 ± 8.7

94.2 ± 11.0

0.349

 T5

93.9 ± 9.2

97.4 ± 10.3

93.6 ± 10.3

0.264

 T6

93.5 ± 6.4

93.8 ± 8.2

96.4 ± 8.2

0.277

 T7

94.4 ± 5.4

93.2 ± 6.4

95.1 ± 5.8

0.438

Heart rate

 T0

74.7 ± 7.7

76.6 ± 9.7

75.1 ± 8.4

0.682

 T1

75.9 ± 8.2

74.3 ± 9.5

77.0 ± 10.1

0.513

 T2

74.0 ± 9.5

74.5 ± 12.2

76.4 ± 10.3

0.672

 T3

73.5 ± 8.4

69.6 ± 7.1

73.1 ± 7.6

0.101

 T4

73.5 ± 8.5

69.3 ± 9.0

71.9 ± 9.0

0.183

 T5

72.6 ± 6.3

69.3 ± 6.7

71.8 ± 7.5

0.166

 T6

71.2 ± 7.4

66.5 ± 9.4

70.3 ± 7.1

0.058

 T7

71.7 ± 6.0

69.6 ± 6.8

72.2 ± 8.5

0.343

  1. Abbreviations: T0 After patient admission, T1 10 min after intrathecal block, T2 1 min after double-lumen tracheal intubation, T3 1 min before surgical cut, T4 1 min after surgical cut, T5 5 min after surgical cut, T6 at the end of surgery and T7 30 min after extubation