Skip to main content

Table 1 Percentage of hard tissue fraction to total bone volume (HTFTB, %) of all interradicular areas: IRA 3–4, IRA 4–5, IRA 5–6, IRA 6–7 and IRA 7d; mean, standard deviation (SD), minimum (min), maximum (max) and variance

From: Interradicular trabecular bone density of the lateral maxilla for temporary anchorage devices – a histomorphometric study

  IRA 3-4 IRA 4-5 IRA 5-6 IRA 6-7 IRA 7d
Mean 44.08% 31.07% 33.96% 36.33% 25.40%
SD 14.32% 12.18% 12.74% 8.12% 12.13%
Min 17.20% 16.82% 20.50% 27.20% 11.20%
Max 67.03% 52.20% 62.40% 53.90% 38.60%
Variance 202.198 164.229 162.554 67.998 147.244