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Table 6 MAP Changes During Laparoscopy

From: Effects of different doses of magnesium sulfate on pneumoperitoneum-related hemodynamic changes in patients undergoing gastrointestinal laparoscopy: a randomized, double-blind, controlled trial

 

T1

T2

T3

T4

T5

T6

T7

P0 value

Group S

77.9 ± 13.6

95.7 ± 12.9

95.2 ± 13.6

92.7 ± 10.3

84.9 ± 10.7

88.1 ± 9.7

86.6 ± 13

<  0.001

Group L

78.3 ± 11.2

92.2 ± 7.9

94.9 ± 8.6

91.0 ± 9.4

83.9 ± 9.8

86.9 ± 10.4

87.0 ± 12.6

Group H

79.8 ± 8.9

87.5 ± 7.8

88.1 ± 7.9

84.4 ± 10.3

82.4 ± 10.7

82.7 ± 9.9

84.9 ± 12.7

P1

 

0.265

0.927

0.592

0.773

0.706

0.912

 

95% CI

−7.5~ 6.8

−2.7~ 9.7

− 6.3~ 6.8

−4.6~ 8.0

−5.6 ~ 7.5

− 5.1~  7.5

− 8.6 ~ 7.6

P2

 

0.010

0.048

0.011

0.450

0.096

0.685

95% CI

−9.0 ~ 5.3

2.0~ 14.5

−0.3~ 12.7

2.0~ 14.6

−4.1~ 9.1

−0.9~ 11.6

−6.5 ~ 9.7

P3

 

0.132

0.068

0.040

0.639

0.194

0.606

95% CI

−8.7 ~ 5.7

− 1.5 ~ 10.9

−0.6~ 12.4

0.3 ~ 12.9

−5.0~ 8.1

−2.1 ~ 10.4

−6.0 ~ 10.2

  1. Values were expressed as mean ± SD. P0:difference within group variation. P1: significance of difference between group S and group L; P2: significance of difference between group S and group H; P3: significance of difference between group L and group H