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Table 3 Inter-group compression of the mean values of plaque index between G1 and G2

From: Comparative evaluation of treatment of angular bone defect related to over-erupted tooth using guided tissue regeneration (GTR) followed by orthodontic intrusion (OI) versus OI followed by GTR: a controlled clinical trial

 

G1vG2 at PT α

G1vG2 at Re∞

G1vG2 at 6∂

G1vG2 at 12Â¥

MeanG1

1.875

0.7750

0.4600

0.6250

MeanG2

2.025

0.6750

0.6250

0.7750

Z

-12.00

11.00

-22.00

-22.00

P

0.3482ns

0.5450ns

0.0655ns

0.1236ns

  1. Wilcoxon matched-pairs signed rank test: p*<0.05, p**<0.01, p***<0.001; ns = not significance; α prior treatment, ∞ at re-evaluation phase, ∂at 6 months post-GTR (G1) or OI(G2) and¥ at one year from re-evaluation