Table 1. Absolute No. and Age-Adjusted and Gender-Specific Incidences (per 100,000 Persons) of Septic Knees in the Korean Population above 50 Years of Age.
| Variable | No. of septic knees | Incidence of septic knees | Age-adjusted incidence of septic knees* |
|---|---|---|---|
| Man | |||
| 2008 | 124 | 2.06 | 2.07 |
| 2009 | 137 | 2.17 | 2.18 |
| 2010 | 167 | 2.52 | 2.53 |
| 2011 | 171 | 2.46 | 2.46 |
| 2012 | 196 | 2.69 | 2.68 |
| Woman | |||
| 2008 | 229 | 3.24 | 3.21 |
| 2009 | 252 | 3.41 | 3.39 |
| 2010 | 294 | 3.81 | 3.81 |
| 2011 | 310 | 3.86 | 3.86 |
| 2012 | 350 | 4.18 | 4.17 |
| Total | |||
| 2008 | 353 | 5.30 | 5.29 |
| 2009 | 389 | 5.58 | 5.57 |
| 2010 | 461 | 6.34 | 6.33 |
| 2011 | 481 | 6.32 | 6.32 |
| 2012 | 546 | 6.87 | 6.85 |
*Age-adjusted to the Korean population in 2011.