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Table 2 Biomechanical properties of L4 in five groups

From: Effect of epimedium pubescen flavonoid on bone mineral status and bone turnover in male rats chronically exposed to cigarette smoke

Group Yield load (N) Ultimate load (N) Displacement at yield (mm) Displacement at ultimate (mm) Stiffness (N/mm) Work to failure (J)
Control 126.24 ± 8.01* 235.1 ± 38.6* 0.791 ± 0.051* 1.888 ± 0.245* 254.0 ± 64.4* 0.491 ± 0.045*
Smoke 96.24 ± 14.67 172.9 ± 15.9 0.721 ± 0.043 1.475 ± 0.136 198.6 ± 42.3 0.398 ± 0.054
Smoke + L-EPF 117.43 ± 17.09* 225.1 ± 38.6* 0.782 ± 0.052* 1.723 ± 0.167* 238.2 ± 54.7* 0.466 ± 0.039*
Smoke + M-EPF 115.52 ± 15.12* 238.1 ± 36.2* 0.786 ± 0.058* 1.779 ± 0.138* 248.2 ± 46.2* 0.465 ± 0.077*
Smoke + H-EPF 128.52 ± 16.39* 245.8 ± 38.2* 0.795 ± 0.060* 1.783 ± 0.196* 258.2 ± 35.5* 0.488 ± 0.063*
  1. Mean ± SD (n = 10 in each group).
  2. *P < 0.05 compared to smoke-exposed rats.