Connections between cross-tissue and intra-tissue biomarkers of aging biology in older adults

Table 2 Correlation coefficients of the relationship between (1) cross-tissue biomarkers of biological aging and (2) intra-tissue biomarkers of biological aging

	Cross-tissue biomarkers		Intra-tissue biomarkers
	Telomere length (saliva based)		Phenotypic age (blood based)
Biomarkers (blood based)	Correlation coefficient	p-value	Correlation coefficient	p-value
Phenotypic age	− 0.0264	0.1959	1.00	–
Horvath	− 0.0452	0.1478	0.5776	< 0.001*
Hannum	− 0.0318	0.3082	0.6896	< 0.001*
Levine	− 0.0320	0.3056	0.6525	< 0.001*
Skin & blood	− 0.0367	0.2391	0.6640	< 0.001*
Lin	− 0.0670	0.0317	0.5839	< 0.001*
Weidner	− 0.0647	0.0379	0.3229	< 0.001*
VidalBralo	− 0.0529	0.0897	0.5204	< 0.001*
GrimAge	− 0.0438	0.1608	0.7498	< 0.001*

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