Skip to main content

Table 4 Robustness check: adjusted hazard ratios for the association between stratified onset age of smoking and diabetes using United States NHANES 2009-2010 with limited # of variables

From: Do early onset and pack-years of smoking increase risk of type II diabetes?

  U.S. men U.S. women
  Hazard ratio P-value Hazard ratio P-value
  (95% CI) (95% CI)
Smoking Onset Age     
Never Smoked 1.00   1.00  
≥26 years 1.04 (0.55-1.98) 0.887 1.23 (0.63-2.44) 0.522
21–25 years 1.36 (0.66-2.79) 0.381 0.81 (0.44-1.55) 0.520
16–20 years 1.38 (1.00-1.91) 0.050 1.39 (0.95-2.05) 0.082
<16 years 1.49 (1.08-2.06) 0.018 1.67 (0.87-3.23) 0.117
Smoking Pack-year [10 pack year]* 1.08 (1.02-1.14) 0.001 1.03 (0.95-1.13) 0.508
Age (Years) 1.06 (1.06-1.08) <.0001 1.07 (1.06-1.08) <.0001
BMI (kg/m 2 ) 1.10 (1.07-1.13) <.0001 1.08 (1.07-1.10) <.0001
Family Income Percentile     
<25 % 1.00   1.00  
26 % –50 % 1.03 (0.72-1.47) 0.843 1.22 (0.89-1.68) 0.207
51 % –75 % 0.98 (0.60-1.59) 0.925 0.87 (0.52-1.46) 0.570
>75 % 0.93 (0.70-1.24) 0.611 0.81 (0.42-1.56) 0.503
Race     
Non-Hispanic White 1   1  
Mexican American 1.97 (1.25-3.11) 0.006 2.48 (1.76-3.49) <.0001
Other Hispanic 2.16 (1.36-3.57) 0.005 2.63 (1.39-4.95) 0.005
Non-Hispanic Black 1.89 (1.19-3.02) 0.010 1.96 (1.36-2.83) 0.001
Other Race (Including Multiracial) 2.96 (1.82-4.79) <.0001 3.91 (2.13-7.19) <.0001
N 4,747   4,783  
Estimated number of Population 139,060,000   144,740,000