Table 1 Repeated measures correlation (rmcorr) of P4, C, E3, and E1SO4 concentrations in third trimester of gestation.

From: Accurate prediction of birth implementing a statistical model through the determination of steroid hormones in saliva

From 26–37 weeks

\(v1\)

\(v2\)

\(\rho_{v1v2}\)

CORTISOL

ESTRIOL

0.374

CORTISOL

PROGEST

0.542

CORTISOL

E1SO4

0.408

ESTRIOL

PROGEST

0.251

ESTRIOL

E1SO4

0.365

PROGESTE

E1SO4

0.314