Skip to main content
. Author manuscript; available in PMC: 2017 Aug 2.
Published in final edited form as: Arch Oral Biol. 2016 Oct 17;73:193–205. doi: 10.1016/j.archoralbio.2016.10.018

Table 4.

Microarchitectural Endpoints of Interdental and Interradicular Alveolar Bone.

GRP Baseline STD(22) H-SC(22) STD(30) H-SC(30) H-SC/STD
N 10 8 10 11 10 9
Symbol A b f c g h
Interdental Region
TV (mm3) 0.154 ± 0.008 0.173 ± 0.017 0.164 ± 0.018 0.111 ± 0.011g 0.194 ± 0.018 0.158 ± 0.010
BV/TV (%) 47.1 ± 0.9 46.0 ± 5.6 21.1 ± 7.3 33.1 ± 6.8 27.4 ± 8.4 24.2 ± 7.6
Apparent BMD (mg/cm3) 471.0 ± 35.5 497.0 ± 129.8 280.0 ± 204.1 392.2 ± 194.7 307.5 ± 231.8 281.8 ± 201.6
Conn.D (mm−3) 82.7 ± 9.4 226.3 ± 62.6a 94.9 ± 30.7 272.2 ± 82.4a 108.4 ± 28.4b 104.7 ± 34.0b
SMI 0.994 ± 0.654 2.089 ± 1.064 3.181 ± 0.508 3.877 ± 0.995 2.645 ± 0.648 4.990 ± 0.61a
Tb.N (mm−3) 9.81 ± 0.28 11.09 ± 0.22 10.26 ± 0.56 10.32 ± 0.43 10.01 ± 0.46 9.57 ± 0.42
Tb.Sp (mm) 0.089 ± 0.003 0.087 ± 0.004 0.105 ± 0.008 0.094 ± 0.009 0.104 ± 0.006 0.109 ± 0.007
Tb.Th (mm) 0.118 ± 0.003 0.099 ± 0.010 0.067 ± 0.012a 0.083 ± 0.010 0.077 ± 0.013 0.072 ± 0.016
Interradicular Region
TV (mm3) 0.185 ± 0.012 0.238 ± 0.012 0.263 ± 0.011a,c 0.200 ± 0.012g 0.253 ± 0.014a 0.254 ± 0.012a
BV/TV (%) 48.9 ± 1.5 67.5 ± 2.36a 47.3 ± 4.9b 59.0 ± 3.8 44.20 ± 6.2b 41.4 ± 7.1b
Apparent BMD (mg/cm3) 481.0 ± 49.5 699.0 ± 68.4 508.9 ± 149.3 610.7 ± 115.6 459.3 ± 187.3 431.1 ± 200.8
Conn.D (mm−3) 138.8 ± 28.5 388.1 ± 52.0a 233.1 ± 36.8 379.1 ± 90.4a 143.4 ± 21.2b 194.8 ± 20.7b
SMI 0.426 ± 0.402 0.341 ± 0.971 1.752 ± 0.570 1.530 ± 0.948 1.873 ± 0.401 3.090 ± 0.921
Tb.N (mm−3) 9.87 ± 0.27 10.43 ± 0.13 10.46 ± 0.23 10.48 ± 0.37 10.38 ± 0.33 10.13 ± 0.20
Tb.Sp (mm) 0.092 ± 0.005 0.069 ± 0.005 0.088 ± 0.006 0.079 ± 0.006 0.092 ± 0.005 0.099 ± 0.008b
Tb.Th (mm) 0.113 ± 0.003 0.128 ± 0.002 0.121 ± 0.004 0.126 ± 0.003 0.116 ± 0.007 0.113 ± 0.007

Symbol: superscript letters indicate groups from which group differs (P < 0.05); Mean ± SEM; TV: Total volume; BV/TV: bone volume/total tissue volume; BMD: bone mineral density; Conn.D: connectivity density; SMI: Structure model index; Tb.N: trabecular number; TB.Sp: trabecular separation; Tb.Th: trabecular thickness (Bouxsein et al., 2010).