Table 2.
The median (range: max–min) apparent density and intracortical microarchitectural measures for each donor and combined. Statistical differences between the 3 donors was assessed using a one-way ANOVA.
| Male (77 y/o) | Female (71 y/o) | Female (99 y/o) | Combined | |
|---|---|---|---|---|
| N | 15 | 13 | 13 | 41 |
| Density (g/cm3) |
1.95 (1.88–2.06) |
1.85a (1.76–1.93) |
1.91 (1.72–2.07) |
1.91 (1.72–2.07) |
| Porosity (%) |
3.50 (1.90–6.00) |
9.90a (4.30–20.70) |
5.90a, b (3.90–18.87) |
5.60 (1.90–20.7) |
| Mean canal diameter (μm) |
33.87 (29.79–44.22) |
56.95a (29.17–108.85) |
51.33a (34.35–129.25) |
43.56 (29.17–129.25) |
| Max canal diameter (μm) |
87.07 (69.99–124.97) |
174.14a (72.09–316) |
123.70a (81.86–374.92) |
107.40 (69.99–374.92) |
| Lacunar density (mm−3) |
17,916.40 (9168.40–23,373.20) |
16,218.80 (12,788.80–21,516.00) |
15,261.6a, b (5757.20–16,424.40) |
16,032.40 (5757.20–23,373.20) |
| Lacunar volume (mm3) |
123.36 (93.87–173.23) |
138.10a (119.82–176.73) |
141.90a (133.27–170.77) |
136.77 (93.87–176.73) |
| Lacunar orientation (°) |
42.62 (37.92–72.29) |
50.49 (36.01–59.14) |
47.27 (33.43–53.65) |
47.16 (33.43–72.29) |
a
Statistically different from the 77-year old male.
b
Statistically different from both the 71-year-old female and 77-year-old male, p ≤ 0.05.