Table 4. Association of Myocardial Infarction With Cardiac Arrest and Mortality.
| Year of Operation | Incidence, % | Odds Ratio (95% CI) | P Valuea |
|---|---|---|---|
| Cardiac Arrest | |||
| 2005 | 11.1 | 8.11 (0.77-85.86) | .08 |
| 2006 | 17.5 | 6.45 (2.56-16.24) | <.001 |
| 2007 | 23.2 | 11.77 (6.10-22.72) | <.001 |
| 2008 | 12.3 | 3.78 (1.74-8.20) | <.001 |
| 2009 | 8.9 | 3.62 (2.25-5.82) | <.001 |
| 2010 | 10.8 | 5.52 (3.23-8.87) | <.001 |
| 2011 | 12.7 | 5.81 (3.76-8.98) | <.001 |
| 2012 | 10.3 | 3.84 (2.43-6.07) | <.001 |
| 2013 | 11.1 | 5.59 (3.58-8.72) | <.001 |
| 2014 | 11.3 | 6.15 (4.07-9.29) | <.001 |
| Mortality | |||
| 2005 | 22.2 | 2.54 (0.25-25.46) | .43 |
| 2006 | 30.0 | 5.78 (2.46-13.60) | <.001 |
| 2007 | 30.4 | 4.99 (2.68-9.28) | <.001 |
| 2008 | 24.7 | 3.52 (1.87-6.63) | <.001 |
| 2009 | 19.7 | 3.01 (2.08-4.36) | <.001 |
| 2010 | 23.1 | 5.03 (3.44-7.34) | <.001 |
| 2011 | 25.0 | 6.66 (4.66-9.52) | <.001 |
| 2012 | 16.4 | 3.14 (2.13-4.63) | <.001 |
| 2013 | 22.5 | 5.68 (4.00-8.07) | <.001 |
| 2014 | 20.2 | 5.68 (4.04-7.98) | <.001 |
a
Because of the large sample sizes in this study, the P values for these comparisons involve multiple digits behind the decimal point. To maintain readability, we simplified the P values.