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Table 6 Comparison between both groups regarding the bleeding score

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

Bleeding score (D group) (n = 30) (M group) (n = 30) χ2 p value
0 1 (3.3%) 0 (0.0%) 1.889 0.212
1 3 (10.0%) 0 (0.0%) 1.280 0.217
2 15 (50.0%) 6 (20.0%) 3.798 0.039*
3 8 (26.7%) 4 (13.3%) 4.002 0.017*
4 2 (6.7%) 12 (40.0%) 2.681 0.028*
5 1 (3.3%) 8 (26.7%) 4.199 0.031*
  1. Using χ2 chi-square test; p value > 0.05 non-significant, *p value < 0.05 significant