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Table 4 Results of statistical significance of TADs failure risk posed by the inflammation of oral mucosa

From: Evidence-based selection of orthodontic miniscrews, increasing their success rate in the mandibular buccal shelf. A randomized, prospective clinical trial

TAD

Stability

Inflammation incident % (n)

The Pearson’s Chi-square test result

p value

Present

Absent

SH2018-10

Failure

10.87 (5)

6.52 (3)

0.5476190

0.1369048 *

0.45929

0.71138 *

Success

89.13 (41)

93.48 (43)

SH1514-08

Failure

83.33 (20)

4.41 (3)

58.92810

0.00000

Success

16.67 (4)

95.59 (65)

SH2018-10 and SH1514-08

Failure

35.71 (25)

5.26 (6)

28.70611

0.00000

Success

64.29 (45)

94.74 (108)

  1. *With Yates amendment