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. 2023 Mar 22;23:164. doi: 10.1186/s12903-023-02842-1

Table 5.

Correlation coefficients between T1-T0 variables and T2-T1 variables

Variable 1
(T1-T0)
Variable 2
(T2-T1)
R P Sig.(2-tailed)
U6-PP U6-PP -0.416 0.022 *
U1-PP U1-PP -0.575  < .001 ***
AFH AFH -0.043 0.822 NS

T0 before treatment, T1 after treatment, T2 at least one year after treatment, R Pearson correlation coefficient, Sig Significance, NS Not significant

*P < 0.05; ***P < 0.001