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. Author manuscript; available in PMC: 2012 Sep 2.
Published in final edited form as: J Epidemiol Community Health. 2009 Sep 16;64(10):860–865. doi: 10.1136/jech.2008.084814

APPENDIX Table 1.

Weighted Characteristics of Study Participants (n=13,184)

Characteristic Full Sample Low NSES Quartile High NSES Quartile
Female (%) 51.9% 53.9% 50.8%
Age (yr)
 Mean 45.0 44.4 46.6
 Range (1 – 99 percentiles, see note) 20 – 86 20 – 86 20 – 84
Race/ethnicity (%)
 Non-Hispanic White 80.9% 53.7% 94.9%
 Non-Hispanic Black 12.9% 32.7% 2.9%
 Mexican-American 6.1% 13.6% 2.2%
Married (%) 64.8% 54.3% 75.5%
Nativity - Foreign Born (%) 9.1% 12.2% 7.4%
Education (yrs)
 Mean 12.6 11.0 14.2
 Range (1 – 99 percentiles, see note) 2 – 17 0 – 17 7 – 17
Income to Poverty Ratio (IPR)
 Mean 3.19 2.13 4.39
 Range (1 – 99 percentiles, see note) 0.2 – 8.5 0.1 – 6.3 0.4 – 9.4
Neighborhood SES Index (NSES)
 Mean 0.00 −1.38 1.02
 Range (1 – 99 percentiles, see note) −3.18 – 1.62 −3.95 – −0.50 0.70 – 1.77
Allostatic Load (Total)(mean)
 Mean 1.56 1.70 1.48
 Range (1 – 99 percentiles, see note) 0 – 5 0 – 5 0 – 5
Inflammation subindex (mean) 0.25 0.30 0.24
  Albumin (%<3.8 g/dL)[44] 7% 8% 6%
  C-reactive protein [CRP] (% ≥ 0.3 mg/dL)[45] 20% 25% 19%
Metabolic subindex (mean) 1.09 1.15 1.03
  Waist to Hip ratio (% > 0.90 for men; % > 0.85 for women)[38] 61% 64% 60%
  Total cholesterol (% ≥ 240 mg/dL)[40] 19% 19% 19%
  HDL cholesterol (% < 40mg/dL)[40] 23% 24% 20%
  Glycosolated Hemoglobin (% ≥ 6.4%)[41, 42] 6% 9% 5%
Cardiovascular subindex (mean) 0.28 0.34 0.24
  Resting Heart Rate (% ≥ 90bt/min)[43] 6% 8% 5%
  Systolic blood pressure (% ≥ 140mm Hg)[39] 15% 18% 13%
  Diastolic blood pressure (% ≥ 90mm Hg)[39] 6% 8% 6%

Note: As a data security measure to prevent the examination of small cells in the data, the National Research Data Center limits reporting to the 1st to the 99th percentiles; “Low NSES” refers to individuals in the first NSES quartile; “High NSES” refers to those in the fourth NSES quartile.