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Table 1 Extrinsic epigenetic age acceleration cohort characteristics

From: Association of cardiovascular health and epigenetic age acceleration

 

Overall

EEAA T1 (< − 2.24 years.)Ref

EEAA T2 (− 2.24–2.33 years.)

EEAA T3 (> 2.33 years.)

N

2170

724

727

719

Race/ethnicity (%)

    

Non-Hispanic Black or African-American

554 (25.53)

252 (34.81)

178 (24.48)***

124 (17.25)***

Hispanic/Latino

315 (14.52)

62 (8.56)

117 (16.09)***

136 (18.92)***

Non-hispanic white

1083 (49.91)

356 (49.17)

352 (48.42)

375 (52.16)

Other

218 (10.05)

54 (7.46)

80 (11)*

84 (11.68)**

Chronological age years (sd.)

64.19 (7.06)

64.35 (7.11)

64.05 (7.09)

64.19 (7)

Education (%)

    

Less than high school

198 (9.2)

55 (7.66)

61 (8.46)

82 (11.5)

High school diploma or GED

395 (18.36)

108 (15.04)

141 (19.56)*

146 (20.48)**

Vocational, some college, associates

848 (39.41)

283 (39.42)

295 (40.92)

270 (37.87)

College degree or greater

711 (33.04)

272 (37.88)

224 (31.07)**

215 (30.15)**

Components of CVH score (%)

    

Non-smoking

1,880 (87.81)

634 (88.55)

626 (87.31)

620 (87.57)

Ideal BMI

521 (24.13)

180 (25.07)

188 (25.9)

153 (21.4)

Ideal physical activity

428 (21.59)

150 (22.9)

153 (22.9)

125 (18.97)

Ideal cholesterol levels

1,536 (79.22)

505 (79.03)

514 (78.47)

517 (80.16)

Ideal glucose levels

1,928 (88.85)

657 (90.75)

640 (88.03)

631 (87.76)

Ideal blood pressure

414 (19.08)

147 (20.3)

133 (18.29)

134 (18.64)

Ideal diet

606 (27.93)

205 (28.31)

201 (27.65)

200 (27.82)

CVH score (%)

    

0–1

41 (2.16)

13 (2.07)

16 (2.48)

12 (1.91)

2

213 (11.2)

59 (9.39)

89 (13.82)**

65 (10.33)

3

636 (33.46)

213 (33.92)

188 (29.19)

235 (37.36)

4

574 (30.19)

186 (29.62)

207 (32.14)

181 (28.78)

5

294 (15.47)

104 (16.56)

94 (14.6)

96 (15.26)

6–7

143 (7.52)

53 (8.44)

50 (7.76)

40 (6.26)

  1. Ref: reference group (T2/3 compared to T1); *p value < 0.05; ** p value < 0.01; *** p value < 0.001
  2. BMI: body mass index; GED: general education diploma; CVH: cardiovascular health
  3. Non-smoking: non-smokers or individuals who quit smoking three year prior to blood draw
  4. Ideal cholesterol levels: cholesterol below 200 without medication
  5. Ideal glucose levels: glucose below 100 without medication
  6. Ideal BMI: BMI below 25
  7. Ideal physical activity: greater than 150 min of moderate to strenuous activity or 75 min of strenuous activity
  8. Ideal blood pressure: systolic blood pressure equal to or below 120, diastolic blood pressure below 80 without hypertension medication
  9. Ideal diet: assessed based on calcium, potassium, fiber, and saturated fat intake