Table 2.

Univariate analysis, correlations between total ghrelin, and other variables.

	Obese PCOS, n=45		Obese controls, n=33		Lean PCOS, n=20		Lean controls, n=21		Total, n=119
Predictors	p-value	Correlation (r)	p-value	Correlation (r)	p-value	Correlation (r)	p-value	Correlation (r)	p-value	Correlation (r)
Total ghrelin × AMH	0.007	−0.40	0.3	−0.19	0.4	0.20	0.3	0.22	0.34	−0.09
Total ghrelin × age	0.1	0.22	0.04	0.37	0.8	0.06	0.3	0.22	0.04	0.7
Total ghrelin × BMI	0.8	−0.04	0.09	−0.3	0.02	−0.5	0.3	0.26	<0.0001	−0.51
Total ghrelin × total T	0.6	0.07	0.6	−0.08	−0.3	0.2	0.07	−0.41	0.01	−0.22
Total ghrelin × insulin	0.2	−0.2	0.09	−0.3	0.09	−0.4	0.1	−0.36	<0.0001	−0.5