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Table 1 Bond failure rates

From: Effect of self-etch primer application on the bond failure rate of a mandibular bonded lingual retainer

 

No failure

Failure

Failure rate (%)

P

Study group

78

8

9.3

0.231

Control group

82

4

4.7

 
  1. χ2 = 1.433 on 1 degree of freedom (df)
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BMC Oral Health

ISSN: 1472-6831

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