Table. 3.

Table. 3.

Correlation between repeated times and plaque removal efficacy of lingual surfaces

Test N Sig. (2-tailed) Correlation coefficient
Kendall’s tau_b 9 0.144 −0.389
Spearman’s rho 9 0.125 −0.550
Int J Clin Prev Dent 2024;20:181-5 https://doi.org/10.15236/ijcpd.2024.20.4.181
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