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Table 4 Mechanical properties of tendon structures in GDF5 rs143383 genotype groups

From: Effect of gene polymorphisms on the mechanical properties of human tendon structures

Mean (SD)

  

CC

CT

TT

 
  

n = 8

n = 35

n = 57

p value

Knee extensors

MVC (Nm)

163 (65)

192 (59)

192 (53)

0.476

 

Maximal elongation (mm)

23.0 (6.6)

24.7 (6.3)

23.2 (4.9)

0.333

 

Maximal strain (%)

7.39 (2.08)

7.67 (1.90)

7.16 (1.44)

0.294

 

Stiffness (N mm-1)

62.8 (29.9)

68.7 (18.8)

72.7 (21.8)

0.594

Plantar flexors

MVC (Nm)

119 (34)

219 (28)

127 (24)

0.652

 

Maximal elongation (mm)

17.8 (5.2)

18.0 (3.2)

17.9 (3.7)

0.989

 

Maximal strain (%)

6.54 (1.76)

6.51 (1.24)

6.35 (1.41)

0.857

 

Stiffness (N mm-1)

32.2 (11.2)

33.3 (12.4)

36.6 (13.5)

0.424