Table 6 Significant model-based contrasts between the rate of CDI cases and year and season
Description | IRR | 95% CI | P-value |
|---|---|---|---|
2007 versus 2008 | 3.82 | 1.60 – 9.12 | 0.002 |
2007 versus 2009 | 3.15 | 1.39 – 7.08 | 0.006 |
2010 versus 2008 | 3.85 | 1.61 – 9.21 | 0.002 |
2010 versus 2009 | 3.17 | 1.42 – 7.08 | 0.005 |
Spring versus Winter | 2.56 | 1.22 – 5.38 | 0.013 |