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. Author manuscript; available in PMC: 2021 Apr 1.
Published in final edited form as: J Periodontal Res. 2019 Dec 1;55(2):307–314. doi: 10.1111/jre.12716

Table 3.

Diameters and densities of Sharpey’s fibers in the middle third of different molars.

Molars Diameter (μm) Density (fibers/mm2)

Bone side Cementum side Bone side Cementum side

Mandible 1 6.3 (4.8, 9.0) 5.4 (4.6, 7.5) * 7000 (6613, 7307) * 8147 (7141, 8418)
2 6.1 (4.9, 9.0) 5.1 (3.9, 6.9) * 5281 (4636, 5495) #* 8013 (7413, 8202)
3 6.0 (4.3, 8.6) 5.1 (4.2, 8.2) * 4852 (4407, 5703) #* 5940 (5733, 6546) *
Maxilla 1 6.0 (4.5, 9.3) 5.1 (3.8, 7.0) * 6552 (5954, 6885) * 8166 (7102, 9568)

Results are expressed as median (interquartile range).

Diameter: * significantly different than bone side of first molar.

Density: * significantly different than cementum side of mandibular first molar, # significantly different than cementum side of first molar.

Mandibular molars are compared to each other, p<0.005 according to Bonferroni Correction.

Maxillary first molars are compared to mandibular first molars only. p<0.012 according to Bonferroni Correction.