Table 3. Performance-related determinants of VWF:Ag increase and mean differences between males and females.
A | B | |||||
Univariate | Multivariate Model I | Multivariate Model II | Males | Females | ||
β [95% CI] | β [95% CI] | β [95% CI] | N = 41 | N = 64 | P-value | |
Peak Power Output per kg | 0.57 [0.42;0.72]* | 0.51 [0.36;0.65]* | 4.4±0.1 | 3.4±0.1 | < 0.0001 | |
Watts per kg VT1 | 0.42 [0.17;0.66]† | 2.8±0.1 | 2.3±0.1 | < 0.0001 | ||
Watts VT1/ Watts max | –2.57 [–3.95; –1.20]* | –1.02 [–2.36;0.33] | 63±1 | 67±1 | 0.04 | |
VO2 peak per kg | 0.05 [0.03;0.06]* | 0.04 [0.03;0.06]* | 50.2±1.0 | 39.2±0.8 | < 0.0001 | |
VO2 VT1 per kg | 0.03 [0.01;0.05]† | 33.9±0.9 | 27.9±0.7 | < 0.0001 | ||
VO2 VT1/VO2 peak | –2.14 [–3.55; –0.72]† | –0.41 [–1.66;0.83] | 68±2 | 72±1 | 0.051 | |
Max Respiratory Exchange Ratio | 3.75 [2.01;5.49]* | 2.52 [0.79;4.25]† | 2.49 [0.90;4.07]† | 1.18±0.01 | 1.13±0.01 | 0.001 |
Test duration | 0.09 [0.03–0.15]† | 18.1±0.3 | 18.2±0.3 | 0.90 |
Linear regression analysis with natural log VWF:Ag as dependent. Beta-coefficient represents the increase in lnVWF:Ag per unit increase of the selected variable.* p<0.0001, † p<0.01.
A Performance related determinants of VWF:Ag increase in the total population.
B Gender differences in performance-related determinants.