Based on the surgical findings, the false-positive rate of a soft stop on syringing and probing was highest for common canalicular stenosis (100%) and lowest for canalicular block (45.5%); however, the difference did not reach statistical significance ( p = 0.093) due to the low number of cases in the subgroups.
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Soft stop on syringing and probing may have a high false-positive rate in diagnosing pre-sac obstruction.
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0.0930
0.0930