Association between osteocalcin, a pivotal marker of bone metabolism, and secretory function of islet beta cells and alpha cells in Chinese patients with type 2 diabetes mellitus: an observational study

Table 2 Spearman’s correlation test, Correlation between serum OCN and metrics of glucose metabolism

		BMI	ALT	PBG2h	FINS	FCP
OCN	r	− 0.190	− 0.212	− 0.141	− 0.138	− 0.198
	p	0.006	0.002	0.046	0.049	0.004

		GLA0.5 h	GLA1h	HOMA-IR	AUC_gla3h	AUC_ins3h
OCN	r	− 0.217	− 0.151	− 0.153	− 0.150	− 0.146
	p	0.002	0.032	0.029	0.032	0.037

OCN Osteocalcin, BMI body mass index, ALT alanine aminotransferase, PBG2h postprandial 2 h blood glucose, FINS fasting insulin, FCP fasting c-peptide, GLA0.5h postprandial 0.5 h glucagon, GLA1h postprandial 1 h glucagon, HOMA-IR Homeostatic model of insulin resistance, AUCins3h area under the curve of insulin, AUCgla3h area under the curve of glucagon

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