. Author manuscript; available in PMC: 2010 Jul 1.

Published in final edited form as: Menopause. 2009 Jul–Aug;16(4):708–718. doi: 10.1097/gme.0b013e318198d6b2

Table 4.

Final Random Effects Model for Cortisol Levels (β₁) with Age as Predictor (β₂) and Other Significant Covariates Entered Simultaneously

(N=130; observations=4235)

	Coefficient (Betas)	Standard Error/Standard Deviation	p value

Fixed effects
β₁ intercept	1.49	0.02	<0.0001
β₂ Age (48.4) years	0.003	0.003	0.39
β_logE1G Estrone (1.2)	0.13	0.02	<0.0001
β_logFSH FSH (1.1)	0.07	0.01	<0.0001
β_Testos Testosterone (1.3)	0.26	0.02	<0.0001

Random effects
b₁ Intercept σ₁		0.15
b₂ Age (48.4) years σ₂		0.03
b_ε residual σ_ε		0.31