Table 4. Factors associated with HDL cholesterol levels

	Univariate		Multivariate
			Total		L-dopa		Arginine
	β	P-value	β	P-value	β	P-value	β	P-value
Age	0.456	0.363	0.14	0.198	0.205	0.074	0.182	0.091
Sex	0.762	0.775	0.005	0.965	–0.03	0.793	–0.049	0.644
BMI SDS	–0.068	0.140	0.053	0.635	–0.016	0.891	–0.012	0.915
PGH-T	1.722	0.001	1.534	0.002			-
PGH-L	0.924	0.098			0.133	0.243
PGH-A	1.631	0.001					1.322	0.003
HOMA-IR	–2.388	0.166	–0.047	0.673	–0.029	0.809	–0.040	0.720
Triglyceride	–0.116	0.000	–0.092	<0.001	–0.111	<0.001	–0.098	<0.001
ALT	–0.478	0.021	0.073	0.571	–0.044	0.741	0.062	0.636

BMI, body mass index; SDS, SD score; PGH-T, peak growth hormone level determined by two stimulation tests; PGH-L, peak growth hormone level stimulated by L-dopa; PGH-A, peak growth hormone level stimulated by arginine; HOMA-IR, homeostatic model assessment-insulin resistance.