Table 3.

Adjusted Relationship Between Telomere Length (Base Pairs) and Usual Source of Care Among NHANES 1999–2002 Participants Aged 50-84 Years Using Multivariate Linear Regression

VariablesModel 1Model 2Model 3
Usual Source of care
Age (years)−−6.618.4.722−8.318.4.653
Age Squared−−−
WBC count (millions/µL)−−−
 Non-Hispanic Whiterefrefref
 Non-Hispanic Black98.548.7.05380.049.3.11694.348.3.060
 Mexican American and Hispanic29.385.9.73621.585.4.80325.484.6.766
 Other races6.282.5.9409.683.2.90918.683.7.826
Education level
 Less than high schoolrefrefref
 High school65.030.5.04164.730.9.04559.632.1.073
 Some college21.436.9.56617.335.7.6316.338.5.872
 College and above90.738.5.02686.136.2.02472.136.9.061
Covered by health insurance
CVD History
Emphysema history
High blood pressure
Smoking status
 Current smoker−12.836.7.731
 Former smoker28.327.5.312
 Never smokedref
Physically inactivity
  • CVD, cardiovascular disease; WBC, white blood cell; NHANES, National Health and Nutrition Examination Survey; SE, standard error.

  • Linear regression was used to calculate β coefficients, standard errors, and P-values.