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Progress in Orthodontics

Table 4 Comparison of detachment number in groups A and B with a high/low value of I.I.

From: A 15-month evaluation of bond failures of orthodontic brackets bonded with direct versus indirect bonding technique: a clinical trial

Group

Number of bond

Number of failure

Percentage

Chi-squared test

I.I. < 4 mm

    

 A

528

22

4.17

ns

 B

192

13

6.77

I.I. ≥ 4 mm

    

 A

264

6

2.27

ns

 B

264

13

4.92

  1. Group A: bonded with the direct technique; group B: bonded with the indirect technique. ns, not significant.
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