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. 2009 Feb 1;32(2):169–174. doi: 10.1093/sleep/32.2.169

Table 2.

Hormonal and Hematologic Values in Subjects With (n = 10) and Without (n = 9) RLS During the Last Trimester of Pregnancy and 3 Months Postpartum

Pregnancy
Postpartum
Controls RLS Controls RLS Factor RLS PF Factor Time PF Effect of Interaction PF
Estradiol (pg/mL) 25,475.44 ± 7,990.48 34,211.0 ± 6,397.36 94.92 ± 154.34 30.73 ± 17.78 P6.93 < 0.05 P323.07 < 0.001 P7.05 < 0.05
Testosterone (nmol/L) 2.56 ± 1.17 2.39 ± 0.95 1.12 ± 0.38 1.25 ± 0.78 NS P28.06 < 0.001 NS
Progesterone (ng/mL) 322.43 ± 105.57 302.93 ± 59.28 0.55 ± 0.27 2.0 ± 4.40 NS P224.63 < 0.001 NS
Prolactin (ng/mL) 211.78 ± 65.81 262.20 ± 55.71 50.76 ± 29.03 70.30 ± 59.50 NS P119.19 < 0.001 NS
Cortisol (μg/L) 391.0 ± 24.37 410.0 ± 74.47 218.0 ± 52.42 193.7 ± 47.80 NS P122.22 < 0.001 NS
Iron (μg/dL) 154.71 ± 124.96 62.20 ± 42.71 110.86 ± 28.64 101.4 ± 42.86 NS NS NS
Ferritin (ng/mL) 20.29 ± 14.30 13.33 ± 10.07 45.14 ± 29.81 27.67 ± 25.72 NS P9.34 < 0.01 NS
Magnesium (mmol/L) 0.71 ± 0.06 0.73 ± 0.07 0.78 ± 0.07 0.80 ± 0.08 NS P19.02 < 0.001 NS
Hemoglobin (g/dL) 12.44 ± 1.04 11.66 ± 1.04 13.50 ± 1.15 12.88 ± 1.08 NS P32.10 < 0.001 NS

Mean ± SD; results from repeated measures ANOVA with factors RLS and time (pre/post partum); df (1,17) except for progesterone and iron (df: 1,15), and ferritin (df: 1,14); NS: not significant.