| Variable (N = 3,742,090) | Mean (SD) | OR | P Value | 95%CI | |
| Age (Years) | 32.23 (24) | 0.9979873 | 0.00 | 0.9977255 | 0.9982491 |
| Race (Ref = White) | 32% | 1.00 |
|
|
|
| Hispanic | 32% | 0.7828379 | 0.00 | 0.769971 | 0.7959199 |
| Black | 29% | 1.270946 | 0.00 | 1.252308 | 1.289862 |
| Other | 7% | 0.7847539 | 0.00 | 0.7630033 | 0.8071246 |
| Gender (Ref = Female) | 56% | 1.00 |
|
|
|
| Male | 44% | 1.172541 | 0.00 | 1.158398 | 1.186856 |
| Day of the Week (Ref = Mon) | 15% |
|
|
|
|
| Tue | 15% | 0.9614789 | 0.00 | 0.9410557 | 0.9823453 |
| Wed | 14% | 0.918849 | 0.00 | 0.8988675 | 0.9392747 |
| Thu | 14% | 0.9022155 | 0.00 | 0.8823848 | 0.922492 |
| Fri | 14% | 0.8840275 | 0.00 | 0.8643642 | 0.9041382 |
| Sat | 14% | 0.8627055 | 0.00 | 0.8434007 | 0.8824521 |
| Sun | 14% | 0.9059972 | 0.00 | 0.8861664 | 0.9262716 |
| Month (Ref = Jan) | 9% | 1.00 |
|
|
|
| Feb | 8% | 0.9168744 | 0.00 | 0.8924079 | 0.9420117 |
| Mar | 9% | 0.8325254 | 0.00 | 0.8101365 | 0.8555331 |
| Apr | 8% | 0.8122498 | 0.00 | 0.7900357 | 0.8350885 |
| May | 9% | 0.7087196 | 0.00 | 0.6887683 | 0.729249 |
| Jun | 8% | 0.5534716 | 0.00 | 0.5362854 | 0.5712086 |
| Jul | 8% | 0.5096805 | 0.00 | 0.4935233 | 0.5263667 |
| Aug | 8% | 0.6116166 | 0.00 | 0.5933232 | 0.6304741 |
| Sep | 8% | 0.8559826 | 0.00 | 0.8329931 | 0.8796066 |
| Oct | 8% | 0.8094249 | 0.00 | 0.7873628 | 0.8321052 |
| Nov | 8% | 0.9395736 | 0.00 | 0.9147279 | 0.9650942 |
| Dec | 8% | 1.055295 | 0.00 | 1.028237 | 1.083064 |
| Year (Ref = 2004) | 8% |
|
|
|
|
| 2005 | 8% | 1.093982 | 0.00 | 1.059027 | 1.13009 |
| 2006 | 20% | 1.218555 | 0.00 | 1.185814 | 1.252201 |
| 2007 | 12% | 2.607205 | 0.00 | 2.538424 | 2.677849 |
| 2008 | 25% | 1.088953 | 0.00 | 1.060098 | 1.118594 |
| 2009 | 27% | 1.174778 | 0.00 | 1.144088 | 1.206291 |