Table 3.
Changes in morning serum testosterone levels (T) in the experimental and control groups following the 8-week training program.
| Testosterone nmol/L |
Experimental Group | Control Group | Between Groups | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean | Median | Min | Max | SD | Mean | Median | Min | Max | SD | t1 | p | Cohen’s d | |
| Pre | 14.85 | 14.23 | 8.05 | 24.05 | 4.09 | 16.66 | 16.76 | 8.02 | 27.62 | 5.10 | −1.09 | 0.285 | 0.391 |
| Post | 20.30 | 18.60 | 13.85 | 25.85 | 4.23 | 17.66 | 18.46 | 8.05 | 26.82 | 5.45 | 1.48 | 0.150 | 0.541 |
| differences | 5.45 | 5.48 | 5.79 | 1.79 | 2.40 | 1.00 | 0.69 | 0.03 | −0.80 | 2.32 | 5.05 | 0.001 | 1.89 |
| Between examinations |
t2 = −9.08, p < 0.001, Cohen’s d = 2.27 | t2 = −1.53, p = 0.149, Cohen’s d = 0.435 | |||||||||||
t1—Student’s t-test for independent samples; t2—Student’s t-test for dependent samples; p—likelihood ratio; Statistically significant values are in bold.