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Table 4 Association between physical performance measured 5 years prior and tibial cartilage volume

From: Association of physical activity and physical performance with tibial cartilage volume and bone area in young adults

 

Univariable

Multivariablea

Multivariableb

Cartilage Volume (mm3)

β (95 % CI)

β (95 % CI)

β (95 % CI)

Long Jump (per cm)

   

Total tibial

14.85 (11.99, 17.70)

6.06 (2.14, 9.98)

4.26 (0.54, 7.97)

Medial tibial

6.36 (4.52, 8.19)

2.51 (−0.15, 5.17)

1.42 (−1.13, 3.98)

Lateral tibial

8.49 (6.49, 10.49)

3.55 (0.74, 6.36)

2.83 (0.04, 5.63)

PWC 170 (per W)

   

Total tibial

10.69 (8.83, 12.56)

5.71 (3.46, 7.96)

3.45 (1.13, 5.77)

Medial tibial

4.54 (3.32, 5.77)

2.56 (1.01, 4.11)

1.04 (−0.57, 2.65)

Lateral tibial

6.15 (4.85, 7.46)

3.15 (1.53, 4.78)

2.41 (0.67, 4.14)

Leg muscle strength (per kg)

   

Total tibial

11.53 (9.55, 13.51)

4.16 (1.24, 7.09)

2.20 (−0.63, 5.03)

Medial tibial

5.35 (4.10, 6.61)

2.81 (0.86, 4.76)

1.67 (−0.24, 3.58)

Lateral tibial

6.18 (4.76, 7.60)

1.35 (−0.75, 3.45)

0.53 (−1.59, 2.64)

  1. aAdjusted for age, sex, duration of follow up, body mass index, knee injury. bFurther adjusted for bone area. Bold denotes statistical significance at p <0.05. PWC 170 physical work capacity at 170 heart beats