Ionizing radiation and bone quality: time-dependent effects

Radiation Oncology

Table 2 The means and standard deviation values of biomechanics analysis in the femurs

Parameters	C30	IR30	C60	IR60
Flexural modulus (GPa)	53.7 ± 14.8 ^Aa	65.5 ± 15.6 ^Ba	86.6 ± 34.6 ^Aa	95.0 ± 25.8 ^Ba
Flexural strength (MPa)	12.9 ± 0.3 ^Ab	9.8 ± 1.2 ^Ab	12.5 ± 1.0 ^Aa	11.0 ± 1.2 ^Aa
Elastic modulus (GPa)	14.3 ± 2.8 ^Aa	8.2 ± 2.7 ^Ba	15.8 ± 3.1 ^Aa	10.9 ± 4.0 ^Bb
Vickers hardness (MPa)	84. ± 35.1 ^Ab	58.3 ± 72.3 ^Ba	147.6 ± 84.5 ^Aa	52.0 ± 23.5 ^Ba

In the rows, different capital letters indicated significant differences for radiation factor and different lower case letters indicated significant difference for experimental time interval. (p < 0.05)

ISSN: 1748-717X