Table 5.

Change in measures of muscle performance

Testosterone DoseBaselineTreatmentChange from BaselineP vs. Zero Change
Leg press strength (kg) (overall ANOVA P = 0.0003)
25 mg355.5 + 31.3354.2 ± 27.9−1.2 ± 7.40.8701
50 mg407.8 + 22.0430.5 ± 22.3+22.7 ± 7.60.0204
125 mg419.2 ± 24.4444.6 ± 32.2+18.4 ± 10.00.4195
300 mg439.8 ± 25.7525.5 ± 24.9+72.2 ± 12.40.0004
600 mg431.6 + 27.6508.1 ± 28.1+76.5 ± 12.20.0001
Leg power (W) (overall ANOVA P = 0.0419)
25 mg183.6 ± 10.6188.9 ± 12.95.3 ± 8.40.5429
50 mg234.4 ± 14.2249.6 ± 17.815.2 ± 15.00.3468
125 mg253.8 ± 20.6265.6 ± 25.28.5 ± 15.30.5935
300 mg233.8 ± 20.2272.4 ± 27.838.6 ± 9.40.0033
600 mg212.4 ± 11.0256.2 ± 13.848.1 ± 11.80.0015
  • Values on each day represent the mean (±SE) of all available values on that day. However, the change represents the difference between paired values only.