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Table 1 Echo shifts from cartilage surface and cartilage-bone interface in the shrinkage and swelling phases

From: Mechanical effects of surgical procedures on osteochondral grafts elucidated by osmotic loading and real-time ultrasound

  Control (n = 10) Group I (n = 10) Group II (n = 10) Pvalue
Shrinkage phase     
   Cartilage surface -82.6 ± 26.1 ns -77.4 ± 22.7 ns -70.7 ± 27.8 ns NS
   Cartilage-bone interface 5.2 ± 24.8 ns 14.2 ± 24.8 ns 22.4 ± 16.6 ns NS
Swelling phase     
   Cartilage surface -9.2 ± 21.5 ns -2.6 ± 15.0 ns 4.4 ± 9.6 ns NS
   Cartilage-bone interface -86.0 ± 18.1 ns -74.8 ± 12.9 ns -69.1 ± 19.2 ns NS
  1. Data are presented as mean ± standard deviation. P value based on Kruskal-Wallis test. The significance level was set at P < 0.05. NS = not significant.