| Frequency (%) | Unadjusted | Adjusted | |||
| OR [CI(95%)] | p value | AOR [CI(95%)] | p value | ||
| Years |
|
| <0.001 |
| <0.001 |
| 2003 | 216 (97.74) | 13.97 [5.59 - 34.89] |
| 15.65 [6.06 - 40.44] |
|
| 2004 | 403 (97.34) | 11.84 [6.24 - 22.49] |
| 9.53 [4.84 - 18.77] |
|
| 2005 | 492 (93.01) | 4.30 [2.87 - 6.44] |
| 4.15 [2.64 - 6.52] |
|
| 2006 | 315 (88.24) | 2.42 [1.63 - 3.59] |
| 2.30 [1.47 - 3.60] |
|
| 2007 | 315 (83.11) | 1.59 [1.12 - 2.26] |
| 1.96 [1.30 - 2.97] |
|
| 2008 | 339 (81.69) | 1.44 [1.02 - 2.02] |
| 1.67 [1.13 - 2.47] |
|
| 2009 | 476 (77.65) | 1.12 [0.83 - 1.51] |
| 1.32 [0.93 - 1.87] |
|
| 2010 | 412 (80.63) | 1.34 [0.98 - 1.84] |
| 1.47 [1.01 - 2.13] |
|
| 2011 | 293 (82.77) | 1.55 [1.08 - 2.22] |
| 1.83 [1.21 - 2.76) |
|
| 2012 | 311 (79.13) | 1.22 [0.88 - 1.71] |
| 0.98 [0.67 - 1.45] |
|
| 2013 | 358 (83.06) | 1.58 [1.12 - 2.22] |
| 1.52 [1.02 - 2.25] |
|
| 2014 | 303 (75.56) | 1 |
| 1 |
|