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Table 3 Mann–Whitney U-test results for data comparison between the two adhesion protocols

From: The effects of amalgam contamination and different surface modifications on microleakage of dentin bonded to bulk fill composite when using different adhesive protocols

Protocol

Median

Range

p-value

Etch-and-rinse

4

1–4

p < 0.001*

Self-etch

2

0–4

  1. *Statistically significant difference (p < 0.05)
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BMC Oral Health

ISSN: 1472-6831

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