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Table 1 Data summary of the cohorts used in this study. Data includes mean, standard deviation, and range of calendar age in years, epigenetic age in years, ΔAGE (difference between chronological age and epigenetic age) in years, and BMI in kg/m2

From: Obesity accelerates epigenetic aging in middle-aged but not in elderly individuals

 

YFS1986a

(n = 183)

Young adults

YFS2011b

(n = 183)

Middle-aged

Vitality 90+ (n = 119)

Nonagenarians

Calendar age

 Mean

19.2

44.2

90

 Standard deviation

3.25

3.25

0c

 Range

15–24

40–49

90–90c

Epigenetic age

 Mean

17.5

43.6

76.3

 Standard deviation

4.36

4.48

6.17

 Range

4.87–29.71

33.23–61.37

62–101

ΔAGE

 Mean

1.74

0.60

13.71

 Standard deviation

2.96

3.70

6.17

 Range

−6–10.35

−12.53–9.31

−11–28

BMI

 Mean

21.32

26.13

26.38

 Standard deviation

2.74

4.58

4.86

 Range

16.75–34.32

18.87–45.18

13.67–38.26

  1. aYoung Finns Study, samples collected in 1986
  2. bYoung Finns Study, samples collected in 2011
  3. cAll individuals in the Vitality 90+ Study were 90 years old
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