Skip to main content

Table 1 Characteristics of the participants based on gender

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

  Female Male P value
n = 155 n = 173
Age, years 35.3 (2.7) 35.4 (2.6) 0.275
Tibial cartilage volume, cm3 3.2 (0.7) 4.5 (0.9) <0.001
Duration of follow up, years 4.5 (1.2) 4.6 (1.2) 0.049
Body mass index, kg/m2 25.0 (4.6) 26.4 (3.7) 0.052
Tibial bone size, cm2 27.9 (2.4) 35.7 (3.3) <0.001
Knee injury, % 11.3 22.9 0.005
5 years prior    
IPAQ category, high, % 34.5 49.0 0.008
Total physical activity, min/week 639.1 (403.1) 760.6 (566.3) 0.032
Vigorous physical activity, min/week 95.6 (169.1) 195.5 (240.8) <0.001
Moderate physical activity, min/week 302.1 (275.6) 275.5 (241.7) 0.376
Walking, min/week 239.2 (215.2) 289.6 (299.6) 0.098
PWC170, per W 138.5 (30.1) 202.6 (46.5) <0.001
Leg muscle strength, per kg 92.5 (26.6) 165.0 (34.3) <0.001
Long jump, per cm 141.9 (25.9) 190.7 (24.0) <0.001
  1. Results are mean (SD) or percentage. The two-tailed t test was used to test for differences between means; the chi-square test was used for proportions (percentages). IPAQ international physical activity questionnaire, PWC 170 , physical work capacity at 170 beats per minute