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Table 2 Characteristics of study population

From: Predicting declines in physical function in persons with multiple chronic medical conditions: What we can learn from the medical problem list

N 1574
Age (mean) +/- SD 57.6 +/- 15.4
Male 41.3%
Married 58.3%
Employed 46.4%
At or below 200% of poverty level 19.3%
White (vs. non-white) 82.5%
Education  
   Education less than high school 14.6%
   High School graduate 28.5%
   Greater than high school 28.5%
   College graduate 12.1%
   Greater than college 16.3%
Mean number of main diseases* 1.5
Hypertension alone (referent group) 0
Remaining subjects 1.8
Mean number of additional diseases** 0.7
Hypertension alone (referent group) 0.3
Remaining subjects 0.8
PCS Scores  
Baseline PCS score > 1 standard deviation above age/gender norms 10.0%
Within 1 standard deviation of age/gender norms 63.7%
>1 standard deviation below age/gender norms 17.9%
>2 standard deviation below age/gender norms 8.5%
  1. * Diabetes, coronary artery disease, congestive heart failure, musculoskeletal disease, respiratory disease and depression.
  2. ** From a list of 16 additional conditions.