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Table 2 Repeated measure analysis of variance, comparing retention loss in (Newton) between different time periods of measurement (Primary retention vs one, two, and three years of use) in each studied group

From: Retention of bar clip attachment for mandibular implant overdenture

 

PEEK clip

p value

Nylon clip

P value

T0–T1

0.000*

1.000 NS

T0–T2

0.000*

0.002*

T0–T3

0.000*

0.195 NS

T1–T2

1.000 NS

0.420 NS

T1–T3

0.000*

0.006*

T2–T3

0.001*

0.000*

  1. T0, at time of overdenture insertion; T1, after 1 year of use; T2, after 2 years of use; T3, after 3 years of use; NS, Statistically not significant (p ≥ 0.05)
  2. *Statistically significant (p < 0.05)
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BMC Oral Health

ISSN: 1472-6831

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