Table 1.
Baseline characteristics of studied patients
| Parameters | N (%) | APACHE II | DVT n (%) | Incidence Rate * |
|---|---|---|---|---|
| Age (year) | ||||
| ≤40 | 492(35.47) | 13.7 ± 4.7 | 10 (2.03) | 1.64 |
| 46 - 65 | 391(28.19) | 14.4 ± 5 | 16(4.09) | 3.07 |
| ≥66 | 504(36.34) | 18.9 ± 4.2 | 22(4.37) | 3.04 |
| Sex | ||||
| Male | 807(58.18) | 17 ± 5.4 | 30(3.72) | 2.84 |
| Female | 580(41.82) | 15.2 ± 4.5 | 18(3.10) | 2.26 |
| ICU stay (day) | ||||
| ≤7 | 722(52.05) | 15.6 ± 4.7 | 8(1.11) | 2.45 |
| 8-28 | 500(36.05) | 16.4 ± 5.9 | 24(4.80) | 3.33 |
| ≥29 | 165(11.90) | 16.5 ± 4.2 | 16(9.70) | 1.99 |
| Year | ||||
| 2008 | 263(18.96) | 13.1 ± 6.5 | 7(2.66) | 1.92 |
| 2009 | 476(34.32) | 16.6 ± 4.5 | 21(4.41) | 3.08 |
| 2010 | 514(37.06) | 16.1 ± 5.4 | 14(2.72) | 2.15 |
| 2011 | 134(9.66) | 19.5 ± 3 | 6(4.48) | 3.83 |
*
Rate per 1000 person days; APACHE II: Acute Physiology and Chronic Health Evaluation II; DVT: deep vein thrombosis; ICU: intensive care unit; data were presented as mean ± standard deviation or number and percentage.