Table 3.

Spearman correlation coefficients for urinary luteal estrogens with plasma follicular and luteal estrogens; average of three collections

Plasma estrogens
LutealFollicular
EstradiolEstroneEstrone sulfateEstradiolEstroneEstrone sulfate
Urinary luteal estrogens
Estrone0.340.560.57−0.070.280.49
Estradiol0.360.380.42−0.110.010.26
Total EM0.330.270.260.080.130.21

NOTE: n ranges from 87 (follicular estrone) to 106. Correlations ≥|0.40| are in boldface. Luteal urine and luteal plasma were collected on the same day.