Table 1.

Association between selected markers and age, smoking, and body mass index

Marker	Agea		Smokingb		BMIb
	Effect (SE)	p value	Effect (SE)	p value	Effect (SE)	p value
Telomere length	− 0.004 (0.001)	1.6 × 10− 5	− 0.002 (0.01)	0.84	− 0.0009 (0.002)	0.90
mtDNA copy number	0.002 (0.002)	0.33	0.04 (0.02)	0.04	0.009 (0.0032)	0.005
mtDNA deletions	0.0004 (0.0008)	0.65	− 0.01 (0.009)	0.10	0.001 (0.0014)	0.32

BMI Body mass index, mtDNA Mitochondrial DNA

^aThe analyses were adjusted for plate and case-control status

^bThe analyses were adjusted for age, plate, and case-control status