Table 2.
Incidence of systemic inflammatory response syndrome (SIRS) and healthcare associated infections (HAIs)
| All n (%) (N = 3335) |
Baseline n (%) (N = 1848) |
Intervention n (%) (N = 1487) |
Relative risk (RR) or incidence rate ratio (IRR) (95% CI, p value) | |
|---|---|---|---|---|
| SIRS incidence since hospital day 3 and/or HAIs diagnosed | 182 (5.5) | 95 (5.1) | 87 (5.9) | 1.14 (0.86-1.51, 0.37) |
| OBGYN | 99 (6.2) | 27 (3.2) | 72 (9.7) | 3.07 (2.00-4.73, <0.01) |
| Pediatrics | 58 (4.3) | 51 (6.3) | 7 (1.3) | 0.21 (0.10-0.47, <0.01) |
| Surgery | 25 (6.2) | 17 (9.4) | 8 (3.6) | 0.38 (0.17-0.86, 0.01) |
| SIRS criteria met | 178 (5.4) | 91 (5.0) | 87 (5.8) | 1.18 (0.89-1.57, 0.25) |
| Diagnoses of HAIs made | 20 (0.6) | 13 (0.7) | 7 (0.5) | 0.67 (0.27-1.67, 0.39) |
| Surgical site infectiona | 12 (0.4) | 6 (0.3) | 6 (0.4) | 1.24 (0.40-3.84, 0.71) |
| Pneumoniaa | 8 (0.2) | 8 (0.4) | 0 (0.0) | 0 (, 0.01) |
| Gastroenteritisa | 1 (0.03) | 1 (0.05) | 0 (0.0) | 0 (, 0.55) |
| Episiotomy infectiona | 1 (0.03) | 1 (0.05) | 0 (0.0) | 0 (, 0.55) |
| Incidence rate of SIRS/HAI (cases/1000 patient-days) | 18.0 | 17.4 | 18.6 | 1.07 (0.79–1.44, 0.66) |
| OBGYN | 25.6 | 13.4 | 40.1 | 2.99 (1.92–4.66, <0.01) |
| Pediatrics | 15.0 | 21.7 | 4.6 | 0.21 (0.10–0.47, <0.01) |
| Surgery | 10.2 | 15.8 | 6.2 | 0.39 (0.16–0.92, 0.02) |
| SIRS/HAI incidence per 100 surgeries (n = 873) | 11.5 | 7.5 | 16.5 | 2.19 (1.49-3.21, <0.01) |
| OBGYN (n = 639) | 13.5 | 7.2 | 22.5 | 3.14 (2.05-4.82, <0.01) |
| Surgery (n = 234) | 6.0 | 8.8 | 3.3 | 0.38 (0.12-1.18, 0.10) |
| SIRS incidence per 100 urinary catheter use (n = 573) | 14.8 | 7.7 | 24.0 | 3.10 (2.00-4.80, <0.01) |
| OBGYN (n = 545) | 14.9 | 7.6 | 24.1 | 3.18 (2.02-5.00, <0.01) |
| Surgery (n = 28) | 14.3 | 10.5 | 22.2 | 2.11 (0.35-12.67, 0.30) |
| SIRS/pneumonia incidence per 100 mechanical ventilation (n = 210)b | 15.7 | 11.5 | 18.2 | 1.58 (0.77-3.22, 0.20) |
| OBGYN (n = 112) | 24.1 | 10.4 | 34.4 | 3.30 (1.35-8.08, <0.01) |
| Surgery (n = 97) | 5.2 | 10.3 | 2.9 | 0.28 (0.05-1.61, 0.16) |
a Multiple diagnoses are possible for each individual
b Includes one case each who had mechanical ventilation without surgery at pediatric and OGBYN departments