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. 2020 Feb 25;9(3):617. doi: 10.3390/jcm9030617

Table 4.

Mean and Standard Deviation of Estradiol (E2), Progesterone (P4) and Log High Frequency Heart Rate Variability (HFlog) across the Menstrual Cycle Phases Investigated in Study Two (N = 112 visits).

Menstrual Cycle Phase E2 P4 HFlog
Midluteal 4.79 (2.70) 17.95 (7.98) 5.94 (1.42)
Perimenstrual 3.43 (2.62) 5.78 (3.22) 6.39 (1.17)
Ovulatory 6.01 (2.94) 6.13 (2.97) 6.12 (1.06)

Note. E2 is shown in pg/mL. P4 is shown in ng/dL.