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Table 4 The results of the Cox regression, comparing the old wire with the new wire as the reference

From: Clinical comparison between Multi-Stranded Wires and Single strand Ribbon wires used for lingual fixed retainers

Treatment

P value

95% CI for HR

Twisted wire

0.014

1.313

11.110

Ribbon wire

0.006

1.459

9.891

  1. CI confidence interval
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