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Table 2 Analysis of age, weight, and the kinematic parameters of both knees in three Groups

From: Magnetic resonance imaging R2* sequences can better detect microstructural cartilage changes than T2 mapping in cynomolgus monkeys with limited knee kinematics: preliminary imaging findings

 

Group A

(n = 10)

Group B

(n = 5)

Group C

(n = 5)

F

P

Age (y)

9.30 ± 1.05

12.40 ± 2.66

11.60 ± 1.94

1.022

0.381

Weight (kg)

7.65 ± 0.54

8.00 ± 1.17

8.82 ± 0.87

0.564

0.579

Duration of stance (%)

-

-

-

-

-

 Right

53.08 ± 0.92

50.87 ± 1.61

55.91 ± 3.64

1.384

0.278

 Left

53.51 ± 1.09

55.02 ± 1.56

53.77 ± 1.90

0.290

0.752

 t

0.285

2.693

1.173

-

-

 P

0.782

0.054

0.306

-

-

Duration of swing (%)

-

-

-

-

-

 Right

46.92 ± 0.92

49.13 ± 1.61

44.09 ± 3.64

1.384

0.278

 Left

46.49 ± 1.09

44.98 ± 1.56

46.23 ± 1.90

0.290

0.752

 t

0.285

2.693

1.173

-

-

 P

0.782

0.054

0.306

-

-

Step length (cm)

-

-

-

-

-

 Right

32.81 ± 1.97

38.77 ± 2.75

30.67 ± 2.18

2.613

0.102

 Left

37.45 ± 2.08

35.75 ± 5.35

36.97 ± 2.39

0.076

0.927

 t

1.437

0.810

1.828

-

-

 P

0.185

0.463

0.141

-

-

Stride length (cm)

-

-

-

-

-

 Right

70.41 ± 2.50

75.29 ± 8.18

68.03 ± 3.26

0.561

0.581

 Left

70.17 ± 2.80

74.32 ± 7.14

67.00 ± 2.78

0.611

0.554

 t

0.198

0.745

0.585

-

-

 P

0.847

0.498

0.590

-

-

Cadence (steps/mins)

-

-

-

-

-

 Right

143.49 ± 5.06

139.87 ± 12.79

147.38 ± 7.19

0.181

0.836

 Left

144.06 ± 5.98

139.71 ± 12.11

148.79 ± 7.13

0.245

0.786

 t

0.356

0.217

0.652

-

-

 P

0.730

0.839

0.550

-

-

Step interval (cm)

-

-

-

-

-

 Right

15.81 ± 3.80

11.38 ± 2.09

15.08 ± 2.93

0.368

0.698

 Left

15.21 ± 2.73

9.38 ± 1.23

15.97 ± 3.77

1.215

0.321

 t

0.371

1.102

0.429

-

-

 P

0.719

0.332

0.690

-

-

  1. Group A left knee ROM similar to right knee ROM, Group B left knee ROM superior to right knee ROM, Group C left knee ROM inferior to right knee ROM, y years, kg kilogram. cm centimeter, min minute