Lifetime exposure to smoking, epigenetic aging, and morbidity and mortality in older adults

Clinical Epigenetics

Table 1 Descriptive statistics (N = 2978)

Variable	Mean/proportion	Standard Deviation	Range
Mortality	0.08		0 to 1
Cancer	0.18		0 to 1
High blood pressure	0.62		0 to 1
Lung disease	0.14		0 to 1
Heart disease	0.27		0 to 1
GrimAgeAdj	− 0.18	4.32	− 15.38 to 21.86
PhenoAgeAdj	0.08	6.76	− 22.56 to 41.44
DunedinPoAm38Adj	0.00	0.09	− 0.32 to 0.38
Pack years	11.64	18.80	0 to 138.94
Smoking in youth	0.20		0 to 1
Parent smoking
Neither parent smoked	0.34		0 to 1
One parent smoked	0.42		0 to 1
Both parents smoked	0.24		0 to 1
Age	67.65	9.61	50 to 100
Race
White, Not Hispanic	0.73		0 to 1
Black, Not Hispanic	0.12		0 to 1
Hispanic	0.11		0 to 1
Other, Not Hispanic	0.04		0 to 1
Gender
Male	0.47		0 to 1
Female	0.53		0 to 1
Education
0–11 years	0.17		0 to 1
12 years	0.31		0 to 1
13–15 years	0.25		0 to 1
16 + years	0.27		0 to 1
Log wealth	14.18	0.43	11.49 to 17.27
BMI
Normal/underweight	0.26		0 to 1
Overweight	0.37		0 to 1
Obese 1	0.23		0 to 1
Obese 2	0.14		0 to 1
Alcohol use
Non-drinker	0.59		0 to 1
1–4 drinks per time drinking	0.38		0 to 1
5 + drinks per time drinking	0.03		0 to 1

ISSN: 1868-7083