Table 3. Categorization of FSD measurements for both molar locations .
| First Maxillary Molar | Second Maxillary Molar | |
| FSD | % | % |
| <5mm | 17.58 | 9.16 |
| 5-9mm | 21.23 | 49.17 |
| >9mm | 61.19 | 41.67 |
Furcation to sinus distance (FSD)
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