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. 2023 Mar 15;38(5):938–950. doi: 10.1093/humrep/dead050

Table III.

Comparison of the global evolution of the characteristics of the patients between the beginning of the pregnancy and the third trimester.

N PCOS N = 30 N Control N = 29 P P interaction
Total AMH (pmol/l) 0.007
 T0 30 35.1 [22.9–53.7]a 29 10.7 [6.8–16.8]a <0.001a
 T1 29 30.0 [23.5–38.2]a 29 11.2 [8.4–14.9]a <0.001a
 T2 28 30.8 [23.7–39.9]a 28 12.2 [8.9–16.7]a <0.001a
 T3 26 28.9 [17.4–47.8]a 27 11.2 [6.7–18.8]a <0.001a
Cleaved AMH (pmol/l) 0.019
 T0 14 23.7 [13.8–40.6]a 24 6.8 [3.9–11.9]a <0.001a
 T1 26 19.0 [13.9–25.8]a 29 7.1 [5.0–10.0]a <0.001a
 T2 28 18.5 [14.2–24.1]a 28 7.1 [5.2–9.7]a <0.001a
 T3 25 16.2 [9.4–27.8]a 27 6.1 [3.5–10.4]a <0.001a
LH (IU/l) 0.85
 T0 28 1.95 [0.15–24.74]a 17 1.19 [0.09–15.28]a 0.026 a
 T1 29 0.34 [0.09–1.22]a 29 0.25 [0.07–0.88]a 0.90a
 T2 28 0.03 [0.01–0.09]a 28 0.01 [0.00–0.06]a 0.51a
 T3 26 0.08 [0.00–1.33]a 27 0.05 [0.00–0.71]a 1.00a
Total T, TT (ng/ml) 0.58
 T0 27 0.43 [0.27–0.67]a 16 0.33 [0.20–0.53]a 0.10a
 T1 29 0.87 [0.67–1.15]a 29 0.69 [0.51–0.93]a 0.28a
 T2 28 0.79 [0.64–1.00]a 28 0.53 [0.41–0.70]a 0.017 a
 T3 26 0.76 [0.47–1.23]a 27 0.50 [0.32–0.81]a 0.034 a
SHBG (nmol/l) 0.29
 T0 8 150.5 [−8.1–309.3] 5 163.9 [5.5–322.4] 1.00
 T1 24 250.0 [155.3–344.7] 29 289.6 [196.4–382.8] 0.37
 T2 28 381.0 [339.3–422.7] 28 381.8 [336.5–427.2] 1.00
 T3 25 399.2 [274.7–523.7] 25 416.2 [294.3–538.0] 1.00
DHEAS (µmol/l) <0.001
 T0 8 3.35 [1.43–5.29] 5 2.79 [0.82–4.77] 1.00
 T1 24 3.53 [2.21–4.86] 29 3.93 [2.55–5.33] 1.00
 T2 28 3.42 [2.71–4.13] 28 3.34 [2.45–4.23] 1.00
 T3 25 3.63 [2.25–5.03] 25 3.57 [2.11–5.03] 1.00
Androstenedione (ng/ml) 0.20
 T0 27 1.19 [0.66–2.15]a 16 0.91 [0.49–1.70]a 0.26a
 T1 27 2.14 [1.52–3.03]a 28 1.94 [1.35–2.79]a 1.00a
 T2 28 2.13 [1.65–2.77]a 28 1.48 [1.11–1.98]a 0.054a
 T3 25 2.37 [1.29–4.36]a 27 1.47 [0.81–2.67]a 0.025 a

Values are presented as mean [CI 95%] adjusted. Values and P-values were adjusted for pre-specified confounding factors, namely age at the beginning of pregnancy, BMI at the beginning of pregnancy, week of gestation at each sampling time, and conception method (i.e. spontaneous, ovulation induction (OI) or ART). P values for each time were corrected by Bonferroni. P-values in bold refer to statistically significant values. aCalculated after log-transformation. NA: not applicable; P: P-value; N: number of available observations; T0: before pregnancy; T1: first trimester of pregnancy; T2: second trimester of pregnancy; T3: third trimester of pregnancy; AMH: anti-Müllerian hormone; PCOS: polycystic ovary syndrome; Cleaved AMH: (total AMH − proAMH Measurement); SHBG: sex hormone-binding globulin; DHEAS: dehydroepiandrosterone sulfate.