Table 2. Correlations between galanin levels and clinical, metabolic, hormonal and androgen excess parameters.

	All patients (n=88)		PCOS (n=44)		Controls (n=44)
	r	p a †	r	p b †	r	p b †
Age (years)	0.087	0.422	-0.028	0.858	0.149	0.335
BMI (kg/m2)	0.689	<0.001	0.966	<0.001	0.768	<0.001
FPG (mg/dL)	0.017	0.872	0.100	0.519	0.108	0.484
FI (μIU/mL)	0.216	0.043	0.488	<0.001	0.199	0.196
HOMA-IR	0.211	0.048	0.474	<0.001	0.217	0.157
TC (mg/dL)	0.025	0.819	-0.094	0.546	0.252	0.099
HDL(mg/dL)	-0.192	0.072	-0.467	<0.001	-0.009	0.953
LDL(mg/dL)	-0.063	0.557	-0.114	0.463	0.187	0.224
TG(mg/dL)	0.230	0.031	0.358	<0.001	0.284	0.062
fT(pg/mL)	-0.007	0.946	0.652	<0.001	-0.124	0.423
DHEA-SO4 (μg/dL)	-0.069	0.520	0.170	0.269	-0.076	0.622
fT3 (pg/mL)	-0.102	0.344	0.052	0.738	-0.174	0.260
fT4 (pg/mL)	-0.155	0.151	-0.032	0.836	-0.175	0.255
TSH (μIU/mL)	-0.017	0.873	0.104	0.503	-0.204	0.185
FSH (μIU/mL)	-0.111	0.302	-0.149	0.336	-0.325	0.031
LH (μIU/mL)	-0.222	0.038	-0.044	0.776	-0.085	0.584
E2 (pg/mL)	0.089	0.410	-0.101	0.513	0.162	0.295
PRL (μIU/mL)	0.122	0.259	0.200	0.192	0.017	0.913
mFG	0.202	0.059	0.693	<0.001	0.407	0.006
Glypican4 (ng/mL)	0.651	<0.001	0.965	<0.001	0.770	<0.001

BMI: body mass index; FPG: fasting plasma glucose; FI: fasting insulin; HOMA-IR: Homeostasis Model Assessment-Insulin resistance; TC: total cholesterol; HDL: high density lipoprotein; LDL: low density lipoprotein; TG: triglycerides; fT: free testosterone; DHEA-SO4: dehydroepiandrosterone sulphate; fT3-fT4: free thyroxine levels; TSH: thyroid stimulating hormone; FSH: follicle stimulating hormone; LH: luteinizing hormone; E2:estradiol; PRL: prolactin; mFG: modified Ferriman–Gallwey.

^ap value less than 0.05 was considered statistically significant;

^bp value less than 0.025 was considered statistically significant with regard to Bonferroni adjustment.

r: Correlation coefficient;

^†Spearman's Rank Correlation test.