Variable | Baseline | 12 months | 24 months | 36 months | 48 months | One-way ANOVA; p-value | p-trend |
FSH (IU/L) |
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Observed group | 23.30 ± 8.642 | 24.91 ± 8.446**** | 25.52 ± 8.339** | 26.31 ± 8.257** | 27.03 ± 8.799*** | F (4,125) = 0.7348; p = 0.5699 | 0.0949 |
Surgery group | 24.28 ± 7.001 | 20.69 ± 6.947**** | 16.59 ± 5.197**** | 15.57 ± 4.512**** | 13.87 ± 4.019**** | F (4,130) = 14.99; p < 0.0001 | <0.0001 |
p-value | 0.6522 | 0.0518 | <0.0001 | <0.0001 | <0.0001 |
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LH (IU/L) |
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Observed group | 11.21 ± 3.168 | 12.00 ± 3.335**** | 13.07 ± 3.850**** | 13.91 ± 4.368**** | 14.94 ± 4.439**** | F (4,125) = 3.823; p = 0.0058 | 0.0002 |
Surgery group | 12.46 ± 4.207 | 9.419 ± 2.410**** | 7.970 ± 1.668**** | 7.752 ± 1.313**** | 7.323 ± 1.452**** | F (4,130) = 19.80; p < 0.0001 | <0.0001 |
p-value | 0.2281 | 0.0021 | <0.0001 | <0.0001 | <0.0001 |
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Testosterone (nmol/L) |
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Observed group | 2.069 ± 0.899 | 1.931 ± 1.931** | 1.977 ± 0.9052 | 1.773 ± 0.8488*** | 1.869 ± 1.333 | F (4,125) = 0.3298; p = 0.8575 | 0.3654 |
Surgery group | 2.185 ± 0.730 | 3.644 ± 1.239**** | 5.915 ± 2.101**** | 6.444 ± 2.211**** | 6.667 ± 2.202**** | F (4,130) = 32.17; p < 0.0001 | <0.0001 |
p-value | 0.6078 | <0.0001 | <0.0001 | <0.0001 | <0.0001 |
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