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Table 8 CVP 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

7.8 ± 1.9

12.9 ± 1.7

10.4 ± 1.6

10.2 ± 1.4

10.2 ± 1.1

9.7 ± 1.0

7.4 ± 1.1

<  0.001

Group L

7.5 ± 1.4

12.7 ± 1.9

10.3 ± 1.4

10.1 ± 1.4

9.9 ± 0.9

9.4 ± 1.2

7.1 ± 1.0

Group H

7.6 ± 1.9

12.4 ± 2.1

9.0 ± 2.3

8.9 ± 2.5

9.3 ± 2.1

9.5 ± 1.9

7.6 ± 1.4

P1

 

0.804

0.792

0.801

0.514

0.436

0.500

 

95% CI

−0.8 ~ 1.4

− 1.1 ~ 1.3

− 0.9 ~ 1.2

− 1.0~ 1.3

− 0.6 ~ 1.2

− 0.5~ 1.2

− 0.4~ 0.9

P2

 

0.408

0.013

0.027

0.042

0.578

0.500

95% CI

−0.9 ~ 1.3

− 0.7 ~ 1.7

0.3 ~ 2.5

0.2 ~ 2.5

0.1~ 1.8

−0.6~ 1.1

− 0.9~ 0.5

P3

 

0.562

0.026

0.048

0.160

0.824

0.179

95% CI

−1.2 ~ 1.0

−0.8~ 1.5

0.16 ~ 2.4

0.1~ 2.3

−0.2 ~ 1.5

− 0,9 ~ 0.7

−1.2~0.2

 
  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