Table 3.
Comparison of skin and soft tissue infections with and without intensive care unit (ICU) admission$
| Variables | Other cellulitis or abscess | Decubitus ulcer | Post-operation wound infection | Infection due to vascular device/implant | Gangrene | Necrotizing fasciitis |
|---|---|---|---|---|---|---|
| ICU (n = 227)/Non-ICU (n = 5,755) | ICU (n = 302)/Non-ICU (n = 1,022) | ICU (n = 225)/Non-ICU (n = 1,037) | ICU (n = 80)/Non-ICU (n = 297) | ICU (n = 78)/Non-ICU (n = 428) | ICU (n = 85)/Non-ICU (n = 272) | |
| Age ≥65 yr | 55.9/35.3* | 83.1/81.8 | 52.0/31.6* | 61.3/49.5 | 75.6/58.9# | 45.9/32.4# |
| Men | 63.0/60.7 | 57.3/52.2 | 66.7/61.6 | 48.8/51.2 | 61.5/53.5 | 69.4/66.2 |
| Surgical conditions | 37.0/10.2* | 24.8/14.5* | 92.9/51.3* | 67.5/56.2 | 65.4/59.8 | 77.6/72.4 |
| Hospital levels, Center/Regional/District | 34.4, 45.4, 20.3/25.4, 42.5, 32.1* | 17.2, 46.7, 36.1/20.5, 33.6, 45.9* | 45.8, 44.0, 10.2/41.5, 39.7, 18.8# | 36.3,53.8, 10.0/51.5, 42.8, 5.7 | 35.9, 44.9, 19.2/29.7, 39.7, 30.6 | 43.5, 47.1, 9.4/18.4, 62.1, 19.5* |
| Charlson Comorbid Index ≥1 | 70.0/37.1* | 60.9/69.4# | 63.6/37.8* | 85.0/97.0* | 73.1/71.5 | 67.1/52.9# |
| Comorbid conditions | ||||||
| COPD | 6.6/4.0 | 14.2/12.3 | 4.0/2.0 | 2.5/3.4 | 3.8/3.3 | 1.2/2.6 |
| Congestive heart failure | 11.9/2.6* | 8.6/5.5# | 3.1/0.6# | 12.5/3.4# | 12.8/3.7# | 5.9/2.9 |
| Cerebrovascular disease | 11.5/3.8* | 16.6/21.8# | 7.6/2.1* | 8.8/3.0# | 10.3/7.0 | 2.4/4.0 |
| Diabetes mellitus | 32.6/21.2* | 21.2/25.8 | 15.6/16.4 | 16.3/21.2 | 23.1/23.6 | 44.7/33.8 |
| End stage renal disease | 7.0/2.8* | 6.6/4.1 | 2.7/2.2 | 47.5/52.2 | 17.9/9.1# | 5.9/2.9 |
| Cirrhosis | 8.8/2.8* | 1.3/1.9 | 1.8/1.7 | 1.3/2.4 | 5.1/0.2* | 11.8/2.9# |
| Cancer | 9.3/4.1* | 5.6/7.2 | 29.3/15.6* | 18.8/38.0# | 2.6/2.6 | 9.4/1.5* |
| Infections other than SST | 51.1/18.0* | 78.5/56.6* | 44.9/21.2* | 62.5/38.4* | 50.0/17.8* | 56.5/22.8* |
| Hospital mortality, % | 14.5/0.6* | 20.2/6.2* | 8.9/0.5* | 17.5/3.4* | 23.1/2.8* | 28.2/1.5* |
$ Digits in cells represent percentages; * p < 0.001; #p < 0.05; Center/Regional/District: Medical center/Regional hospital/district hospital; COPD: chronic obstructive pulmonary disease; SST: skin/soft tissue.