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Observational Study
Copyright: ©Author(s) 2026.
World J Gastrointest Oncol. Aug 15, 2026; 18(8): 120985
Published online Aug 15, 2026. doi: 10.4251/wjgo.v18.i8.120985
Table 1 Comparison of general characteristics between the two groups, n (%)/mean ± SD
Indicator
Diminished ovarian reserve group (n = 50)
Normal ovarian reserve group (n = 60)
χ2/t
P value
Age, years0.4780.489
    < 3516 (32.00)23 (38.33)
    ≥ 3534 (68.00)37 (61.67)
BMI (kg/m2)23.26 ± 2.1723.54 ± 2.360.6380.525
Menarche age, years12.94 ± 2.5613.28 ± 2.550.7030.484
Gravidity, times1.28 ± 0.701.53 ± 0.701.8880.062
Menstrual cycle, days30.30 ± 1.6329.88 ± 2.10-1.1440.255
History of ovarian surgery-0.687
    No47 (94.00)56 (93.33)
    Yes3 (6.00)4 (6.67)
Disease duration, years2.12 ± 0.442.22 ± 0.521.0570.293
Tumor diameter, cm2.98 ± 0.573.06 ± 0.800.6290.531
Type of chemotherapy0.1780.673
Non platinum containing scheme10 (20.00)14 (23.33)
Platinum containing scheme40 (80.00)46 (76.67)
Tumor staging0.0790.779
    I-II27 (54.00)34 (56.67)
    III-IV23 (46.00)26 (43.33)
Smoking or not-0.753
    No46 (92.00)54 (90.00)
    Yes4 (8.00)6 (10.00)
Drinking or not-0.726
    No47 (94.00)55 (91.67)
    Yes3 (6.00)5 (8.33)
Table 2 Comparison of uterine artery ultrasound hemodynamic parameters between the two groups after chemotherapy, n (%)/mean ± SD
Group
n
PI
RI
PSV (cm/second)
Diminished ovarian reserve group502.56 ± 0.280.91 ± 0.0633.62 ± 3.26
Normal ovarian reserve group602.28 ± 0.360.83 ± 0.1137.45 ± 3.29
t value-4.469-5.0616.101
P value< 0.001< 0.001< 0.001
Table 3 Comparison of follicle-stimulating hormone and anti-Müllerian hormone levels between the two groups after chemotherapy (mean ± SD)
Group
n
FSH (mIU/mL)
AMH (ng/mL)
Diminished ovarian reserve group5010.27 ± 2.951.92 ± 0.24
Normal ovarian reserve group608.20 ± 2.133.29 ± 1.18
t value-4.1288.798
P value< 0.001< 0.001
Table 4 Predictive value of uterine artery ultrasound hemodynamic parameters, follicle-stimulating hormone and anti-Müllerian hormone levels for diminished ovarian reserve function
Indicator
AUC
P value
Sensitivity (%)
Specificity (%)
Accuracy (%)
95%CI
PI0.726< 0.0010.88 (44/50)0.50 (30/60)67.27 (74/110)0.632-0.819
RI0.733< 0.0010.90 (45/50)0.52 (31/60)69.09 (76/110)0.640-0.825
PSV0.791< 0.0010.92 (46/50)0.52 (31/60)70.00 (77/110)0.708-0.873
FSH0.723< 0.0010.62 (31/50)0.82 (49/60)72.73 (80/110)0.622-0.824
AMH0.895< 0.0010.94 (47/50)0.85 (51/60)89.09 (98/110)0.823-0.966
Combined detection0.950< 0.0010.94 (47/50)0.90 (54/60)91.82 (101/110)0.911-0.989


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