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. Author manuscript; available in PMC: 2021 Apr 1.
Published in final edited form as: Environ Int. 2020 Feb 20;137:105573. doi: 10.1016/j.envint.2020.105573

Table 1.

Baseline characteristics of study participants (N=957)

Characteristics %, or mean ± STD
Group assignment
  .Lifestyle 50.3
  .Placebo 49.7
Sex
  . Male 34.7
  . Female 65.3
Race/ethnicity
  . Non-Hispanic white 57.7
  . African American 19.2
  . Hispanic of any race 18.7
  . All others 4.4
Age (years)
  . <40 11.7
  . 40–44 11.2
  . 45–49 22.3
  . 50–54 17.5
  . 55–59 14.3
  . 60–64 11.2
  . >65 11.9
Educational attainment
  . < High school 4.7
  . High school/GED 20.9
  . College 49.0
  . Graduate school 25.4
Marital Status
 . Married/Cohabitating 67.6
 . Single 11.9
 . Divorced 15.9
 . Widowed 4.6
Annual Income
 . $20,000 14.6
 . $20,000 - <$35,000 17.5
 . $35,000 - <$50,000 20.3
 . $50,000 - <$75,000 19.2
 . ≥ $75,000 22.4
  . Refused to answer 8.1
Alcohol consumption
  . Nondrinker 54.1
  . <1 drink/week 16.7
  . ≥1 drink/week 29.2
Current smoker 5.4
DASH Diet Score (0–9 range) 2.5 ± 1.6
Menopausal, % among female participants 54.4
 Body mass index (kg/m2) 33.5 ± 5.8