Table 3. Structural Properties of the Ulna in Response to High-Load.
Female | Male | |||
WT (n = 16) | FAK−/− (n = 16) | WT (n = 11) | FAK−/− (n = 12) | |
Length, mm | 13.91±0.41 | 13.60±0.57 | 14.63±0.49 | 14.49±0.36 |
IMAX (initial), mm4 | 0.0172±0.0063 | 0.0178±0.0048 | 0.0222±0.0046 | 0.0223±0.0063 |
IMAX (final), mm4 | 0.0177±0.0063a | 0.0180±0.0048a | 0.0228±0.0046a | 0.0228±0.0065a |
ΔIMAX, % | 2.64±2.08 | 1.50±0.90 | 2.83±2.22 | 2.23±1.93 |
IMIN (initial), mm4 | 0.0036±0.0006 | 0.0041±0.0005 | 0.0043±0.0010 | 0.0044±0.0007 |
IMIN (final), mm4 | 0.0041±0.0005b | 0.0045±0.0005b | 0.0049±0.0010b | 0.0048±0.0008b |
ΔIMIN, % | 12.85±8.45 | 9.58±3.21 | 14.8±8.19 | 10.16±6.12 |
Mean ± SD; n, sample number; IMAX, maximum second moment of area; IMIN, minimum second moment of area; Δ, percentage change in IMAX or IMIN shown in gray rows;
p<0.05 versus initial IMAX value by a paired t-test;
p<0.05 versus gender- and genotype-matched initial IMIN value by a paired t-test.