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Table 1 Parameters of EDII muscles of rabbits at various times after tenotomy

From: Correlation between change in muscle excursion and collagen content after tendon rupture and delayed repair

Time after tenotomy

 

1 week

2 weeks

4 weeks

6 weeks

p value

Passive muscle excursion

mm

3.7 ± 0.5

3.7 ± 0.3

3.1 ± 0.8

2.4 ± 0.4

 

Ratio

0.94 ± 0.06

0.92 ± 0.13

0.76 ± 0.25

0.60 ± 0.12

<0.001

Hydroxyproline content

ng/mg

591.86 ± 82.52

678.95 ± 94.93

865.21 ± 171.95

740.09 ± 240.86

 

Ratio

0.98 ± 0.31

1.16 ± 0.27

1.59 ± 0.43

1.62 ± 0.10

<0.001

Type I collagen content

ng/mg

32.85 ± 5.94

49.88 ± 1.59

64.88 ± 2.53

65.39 ± 9.81

 

Ratio

1.06 ± 0.22

1.17 ± 0.08

1.55 ± 0.14

1.61 ± 0.43

<0.001

Type III collagen content

ng/mg

9.03 ± 1.91

7.34 ± 1.96

6.58 ± 1.48

5.62 ± 1.68

 

Ratio

0.92 ± 0.20

0.78 ± 0.20

0.68 ± 0.29

0.57 ± 0.33

<0.001

Type IV collagen content

ng/mg

1.89 ± 1.62

2.27 ± 1.01

2.68 ± 0.55

2.70 ± 1.79

 

Ratio

0.87 ± 0.48

1.43 ± 0.59

1.24 ± 0.57

1.57 ± 1.05

0.106

  1. Data are expressed as means ± SE and relative to the control values