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Table 2 Odds ratios (OR) with 95% confidence intervals (95% CI) from models predicting receipt of H1N1 vaccine (H1N1) and receipt of seasonal flu vaccine (Seasonal)

From: Comparison of the Use of H1N1 and seasonal influenza vaccinations between veterans and non-veterans in the United States, 2010

   H1N1   Seasonal  
   OR 95% CI OR 95% CI
Veteran No Ref   Ref  
Status Yes 1.30** 1.09,1.55 1.42*** 1.23,1.66
Age 18–24 Ref   Ref  
Categories 25–44 1.04 0.91,1.20 1.19** 1.06,1.34
  45–64 1.34** 1.10,1.63 1.88*** 1.63,2.18
  65 up 1.27* 1.01,1.59 3.05*** 2.54,3.65
Gender Female Ref   Ref  
  Male 0.73*** 0.65,0.82 0.65*** 0.59,0.72
Race White Ref   Ref  
  Black 0.73*** 0.62,0.85 0.81** 0.71,0.94
  Hispanic 1.06 0.92,1.22 0.94 0.82,1.07
  Other 1.24* 1.03,1.48 1.15 0.98,1.35
Marital Married Ref   Ref  
Status Div/Sep/Wid 0.89 0.77,1.02 0.85** 0.75,0.95
  Never/Single 0.93 0.78,1.09 0.78*** 0.68,0.89
Children None Ref   Ref  
< 18 Living 1–2 kids 1.18* 1.01,1.37 0.87* 0.77,0.97
in HH 3 or more kids 1.15 0.94,1.40 0.84 0.69,1.01
Education Not HS Ref   Ref  
  HS Grad 1.06 0.89,1.28 1.04 0.90,1.20
  Some Coll 1.29** 1.07,1.55 1.17 0.99,1.37
  Coll Grad 1.80*** 1.49,2.19 1.58*** 1.34,1.86
Smoking No Ref   Ref  
  Yes 0.74*** 0.64,0.86 0.69*** 0.60,0.78
Health None Ref   Ref  
Insurance Private 1.52*** 1.25,1.85 1.62*** 1.36,1.93
  Pub/Mil 1.78*** 1.44,2.21 2.09*** 1.72,2.55
Family 0–$15 k Ref   Ref  
Income $15 k-$35 k 1.02 0.87,1.19 1.14 0.99,1.30
  $35 k+ 1.04 0.90,1.20 1.24*** 1.11,1.40
Employed No Ref   Ref  
  Yes 1.00 0.88,1.12 1.07 0.96,1.20
Usual Source Clinic Ref   Ref  
of Care MD Office 0.86* 0.76,0.97 1.04 0.91,1.17
  Neither 0.79 0.58,1.08 0.86 0.66,1.11
  None 0.52*** 0.43,0.64 0.52*** 0.43,0.63
High Risk No Ref   Ref  
  Yes 1.51*** 1.36,1.67 1.47*** 1.33,1.63
  1. N = 15339.
  2. * p < 0.05, ** p < 0.01, *** p < 0.001.