Assertion: frontal sinus | /r/HasProperty | 69%
Facets:
Source sentences:
text: For those in whom OFSO was a salvage procedure, the failed surgeries were endoscopic approaches to the frontal sinus (69%), Lynch procedure (12%), and OFSO outside this study period (19%).
text: For the patients in whom OFSO was a salvage procedure for chronic frontal sinusitis, the failed surgeries were most often endoscopic approaches to the frontal sinus (11/16, 69%), with the patients presenting between 7 months and 7 years following their prior procedures (Table 2).