| Post-op IAA and Washout | No Post-op IAA or Washout | p value | |
|---|---|---|---|
| Initial CRP (mean ± SD, mg/L) (n) |
134.80 ± 134.31 (23) |
93.59 ± 88.18 (244) |
0.0430 |
| Initial WCC (mean ± SD, x109 cells/L) (n) |
15.16 ± 3.47 (41) |
16.06 ± 4.81 (380) |
0.2444 |
| Initial albumin (mean ± SD, g/dL) (n) |
38.28 ± 4.13 (39) |
39.56 ± 5.09 (327) |
0.1334 |
| Initial bilirubin (mean ± SD, mg/dL) (n) |
16.46 ± 11.68 (39) |
17.61 ± 9.84 (325) |
0.4996 |
| Initial neutrophil count (mean ± SD, x109 cells/L) (n) |
13.14 ± 3.67 (41) |
12.74 ± 5.97 (380) |
0.6731 |
| DOS CRP (mean ± SD, mg/L) (n) |
140.30 ± 156.00 (9) |
113.00 ± 96.28 (102) |
0.4420 |
| DOS WCC (mean ± SD, x109 cells/L) (n) |
15.26 ± 3.84 (25) |
14.79 ± 5.11 (204) |
0.6578 |
| Highest pre-op temperature (mean ± SD, °C) (n) |
37.97 ± 0.86 (41) |
37.75 ± 0.81 (382) |
0.1025 |
| Duration of symptoms (mean ± SD, days) (n) |
2.65 ± 2.51 (41) |
2.12 ± 2.08 (381) |
0.2010 |
| Time from admission to surgery (mean ± SD, hours) (n) |
19.00 ± 16.07 (41) |
19.48 ± 48.13 (382) |
0.9496 |
| Time from admission to antibiotics (mean ± SD, hours) (n) |
6.73 ± 7.11 (41) |
7.12 ± 7.25 (382) |
0.7422 |
| Post-operative IV antibiotic duration (mean ± SD, days) (n) |
6.34 ± 2.77 (41) |
4.06 ± 1.48 (382) |
< 0.0001 |
n = sample size