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Table 4 Comparison between both groups regarding the mean arterial blood pressure (MAP) (mmHg)

From: Comparative study between magnesium sulphate and dexmedetomidine in controlled hypotension during functional endoscopic sinus surgery: a prospective randomized study

MAP (mmHg)

(D group) (n = 30)

(M group) (n = 30)

t test

p value

Baseline

85.79 ± 5.77

84.85 ± 5.7

0.149

0.724

After induction

74.41 ± 5.11

77.33 ± 5.31

0.680

0.445

After 15 min

65.96 ± 4.52

68.6 ± 4.7

0.569

0.492

After 30 min

58.37 ± 3.99

60.74 ± 4.15

0.071

0.777

After 60 min

54.95 ± 3.75

57.2 ± 3.9

0.851

0.450

After 90 min

58.2 ± 3.97

60.56 ± 4.14

1.741

0.173

After 120 min

60.93 ± 4.16

63.38 ± 4.34

1.167

0.287

End of surgery

66.6 ± 4.56

69.25 ± 4.75

1.476

0.218

Post-extubation

71.22 ± 4.89

75.15 ± 5.16

2.712

0.075

Post-operative 30 min

66.5 ± 4.56

73.11 ± 4.74

3.702

0.039*

  1. Using: Independent Sample t-test
  2. p-value >0.05 NS; *p-value <0.05