Table 1 Summary of categorical demographic and clinical characteristics

Gender

  Male

816 (97%)

  Female

24 (3%)

Marital Status

  Single

45 (5%)

  Married

400 (48%)

  Divorced

272 (32%)

  Separated

31 (4%)

  Widowed

92 (11%)

Race (41)

  White

696 (87%)

  African American

103 (13%)

Smoking (265)

  Never

36 (6%)

  Past

260 (45%)

  Current

279 (49%)

Comorbidities

  Coronary Artery Disease

240 (29%)

  Depression

204 (24%)

  Diabetes Mellitus

181 (22%)

  Heart Failure

45 (5%)

  Hypertension

527 (63%)

Vaccination

  Influenza

620 (74%)

  Pneumococcal

722 (86%)

Medications

  Long acting beta agonist

271 (32%)

  Short acting anti-muscarinic

473 (56%)

  Long acting anti-muscarinic

124 (15%)

  Inhaled corticosteroid

226 (40%)

  Oral corticosteroid

39 (5%)

  Supplemental oxygen

196 (23%)

  Theophylline

38 (4%)

  Statin

467 (56)

Illicit drug use (303)

91 (17%)

Nursing home resident

36 (4%)

Treated by a pulmonologist

216 (26%)

COPD for > 5 years

260 (31%)