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Table 3 Comparison of stroke volume (SV) between the groups across the time periods

From: Study of changes in cardiac output, stroke volume, and cardiac index with two doses of mannitol infusion during supratentorial craniotomy

Time periods

Group A (n=30)

Group B (n=30)

p value1

Mean

SD

Mean

SD

Baseline

53.67

15.50

59.40

8.18

0.07

10 min

60.97

15.50

68.90

10.93

0.022

20 min

65.27

12.39

75.97

9.13

0.00012

5 min after

70.13

14.18

85.23

8.27

0.00012

10 min after

71.13

14.45

87.20

9.41

0.00012

15 min after

63.70

11.93

76.50

7.26

0.00012

30 min after

58.60

13.79

68.13

9.29

0.0032

45 min after

54.20

12.34

63.50

14.52

0.012

60 min after

51.17

10.74

59.60

16.40

0.022

90 min after

48.17

10.93

55.17

15.37

0.042

120 min after

48.17

13.31

52.43

15.72

0.26

  1. 1Unpaired t test, 2Significant (p<0.05). SD standard deviation