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Table 2 Predictors of diagnosed chronic disease for directly exposed WTCHR enrollees (n = 8701), World Trade Center Health Registry, 2003–2012

From: Injury, intense dust exposure, and chronic disease among survivors of the World Trade Center terrorist attacks of September 11, 2001

Characteristic Angina/Heart Attacka Diabetesa Asthmaa Other Non-Neoplastic Lung Diseasesa,b
AHR (95% CI) AHR (95% CI) AHR (95% CI) AHR (95% CI)
Number of Events 92 327 308 297
Number of Injury Types
 0 Ref. Ref. Ref. Ref.
 1 2.0 (1.1, 3.6) 0.9 (0.7, 1.4) 1.3 (0.9, 1.8) 0.7 (0.5, 1.0)
 2 3.1 (1.2, 7.9) 0.8 (0.4, 1.7) 0.8 (0.4, 1.9) 0.7 (0.4, 1.5)
 3+ 6.8 (2.0, 22.6) 0.8 (0.2, 3.0) 0.8 (0.2, 3.4) 0.3 (0.0, 2.4)
Dust Cloud Exposure
 Intense 0.8 (0.5, 1.3) 1.1 (0.9, 1.4) 1.3 (1.0, 1.6) 1.3 (1.0, 1.6)
 Some/None Ref Ref Ref Ref
PTSD at Wave 1
 Yes 0.9 (0.5, 1.6) 0.9 (0.7, 1.3) 1.1 (0.8, 1.5) 1.6 (1.2, 2.1)
 No Ref Ref Ref Ref
Rescue/Recovery Worker
 Yes 0.7 (0.2, 2.4) 0.9 (0.4, 1.7) 1.7 (0.9, 3.0) 1.8 (1.0, 3.1)
 No Ref Ref Ref Ref
Body Mass Index
 Normal Weight Ref Ref Ref Ref
 Overweight 1.3 (0.8, 2.3) 1.7 (1.2, 2.4) 1.1 (0.8, 1.5) 0.9 (0.7, 1.3)
 Obese 1.3 (0.7, 2.3) 3.5 (2.5, 4.9) 1.5 (1.1, 2.0) 1.3 (0.9, 1.7)
Smoking
 Current 1.5 (0.7, 3.0) 1.3 (0.9, 1.9) 0.8 (0.6, 1.3) 2.1 (1.5, 2.9)
 Former 1.6 (1.0, 2.6) 1.1 (0.9, 1.4) 1.2 (0.9, 1.5) 1.1 (0.9, 1.5)
 Never Ref Ref Ref Ref
High BP at Wave 1 or 2
 Yes 2.0 (1.3, 3.2) 2.6 (2.0, 3.2) 1.1 (0.9, 1.5) 1.3 (0.9, 1.6)
 No Ref Ref Ref Ref
  1. Abbreviations: AHR adjusted hazard ratio, CI confidence interval, PTSD posttraumatic stress disorder, BP blood pressure, BMI Body Mass Index
  2. aMultivariable model is adjusted for all variables shown plus study recruitment source, age, gender, race/ethnicity, and education
  3. bOther Non-Neoplastic Lung Diseases include chronic bronchitis, emphysema, pulmonary fibrosis, and other lung conditions