Doppler indices | Perimenopausal study group (N = 35) | Perimenopausal control group (N = 10) | t | p |
S/D Mean ± SD Range | 4.6 ± 0.9 2.2 - 7 | 5.38 ± 1.12 4.16 - 7.12 | 2.46 | 0.016 sig. |
RI Mean ± SD Range | 0.82 ± 0.06 0.65 - 0.93 | 0.93 ± 0.08 0.81 - 1.1 | 5.13 | <0.001 sig. |
PI Mean ± SD Range | 2.08 ± 0.44 1.2 - 3.15 | 2.41 ± 0.50 1.88 - 3.22 | 2.01 | 0.04 sig. |
Endometrial Thickness (mm) | Perimenop. | study group (35) | Perimenop. | control group (10) |
≥8.5 <8.5 | 22 13 | 62.9% 37.1 | 3 7 | 30% 70 |