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Table 3 Association between physical performance measured 5 years prior and tibial bone area

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

Bone area, (mm2) Univariable Multivariablea
β (95 % CI) β (95 % CI)
Long Jump (per cm)   
Total tibial 8.51 (7.20, 9.83) 1.94 (0.44, 3.45)
Medial tibial 4.19 (3.43, 4.94) 0.71 (−0.19, 1.61)
Lateral tibial 4.33 (3.56, 5.09) 1.23 (0.26, 2.21)
PWC 170 (per W)   
Total tibial 6.39 (5.57, 7.21) 2.83 (2.00, 3.66)
Medial tibial 3.15 (2.67, 3.63) 1.37 (0.87, 1.87)
Lateral tibial 3.24 (2.37, 3.73) 1.47 (0.91, 2.02)
Leg muscle strength (per kg)   
Total tibial 7.18 (6.35, 8.01) 2.17 (1.07, 3.26)
Medial tibial 3.74 (3.27, 4.21) 1.36 (0.72, 2.00)
Lateral tibial 3.44 (2.92, 3.66) 0.81 (0.08, 1.54)
  1. aAdjusted for age, sex, duration of follow up, body mass index, knee injury. Bold denotes statistical significance at p <0.05. PWC 170 physical work capacity at 170 heart beats