Table 5. Factors associated with ALT levels

	Univariate		Multivariate
			Total		L-dopa		Arginine
	β	P-value	β	P-value	β	P-value	β	P-value
Age	0.38	0.230	0.10	0.358	0.049	0.665	0.062	0.576
Sex	–1.34	0.417	–0.12	0.253	–0.096	0.380	–0.087	0.419
BMI SDS	0.075	0.007	0.14	0.204	0.185	0.103	0.183	0.101
PGH_T	–0.951	0.004	–0.65	0.028			-
PGH_L	–0.669	0.049			–0.156	0.158
PGH_A	–0.769	0.012					–0.529	0.049
HOMA-IR	2.087	0.043	0.10	0.360	0.09	0.437	0.098	0.390
Triglyceride	0.073	<0.001	0.07	<0.001	0.07	<0.001	0.067	<0.001
HDL-C	–0.175	0.021	0.08	0.571	–0.042	0.741	0.063	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; HDL-C, HDL-cholesterol.