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. 2016 Nov-Dec;24(6):543–548. doi: 10.1590/1678-775720160234

Table 1. Median (interquartile range) percentage of remaining Ca(OH)2 after irrigation with different techniques for canal thirds.

  Coronal Middle Apical
PIPS 0% (0%, 0%)aA 0% (0%, 0%)aA 0% (0%, 0%)aA
PUI 0% (0%, 0%)aA 0.50% (0%, 5.82%)aA 100% (85%, 100%)bB
SNI 0.073% (0%, 0.416%)aA 1.7% (0.8%, 4.5%)aA 47% (16%, 72%)aB

Lowercase superscript letters indicate homogeneous subsets between canal thirds

Uppercase superscript letters indicate homogeneous subsets between methods