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The Egyptian Journal of Internal Medicine

Table 1 Distribution of tumor necrosis factor-α (TNF-α) marker in case and control groups

From: To evaluate the relationship of obstructive sleep apnea with chronic periodontitis and its association with coronary artery disease by assessing serum tumor necrosis factor-α

 

Groups

Z value

p value

Case group

Control group

Total

Mean

SD

Mean

SD

Mean

SD

Tumor necrosis factor-α

41.99

54.34

41.19

38.13

41.59

46.90

 − 2.69

0.007

  1. Applied Mann–Whitney U test for significance
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