Table 2.
Effect of Daily Chlorhexidine Bathing on the Incidence of Hospital-acquired Bloodstream Infections and Acquisition of the Multi-drug Resistant Organisms, MRSA and VRE
| Intervention Period | Control Period | p value | |
|---|---|---|---|
| Admissions (n) | 3,970 | 3,842 | 0.32 |
| Gender | |||
| Male (%) | 61.3 | 60.8 | 0.63 |
| Female (%) | 38.7 | 39.2 | 0.63 |
| Bed Days of Care | 24,902 | 24,983 | 0.85 |
| Central line days | 13,425 | 13,049 | 0.14 |
| Mean Length of Stay (days) | 6.35 | 6.39 | 0.53 |
| MRSA prevalencea | 13.8% | 12.8% | 0.14 |
| VRE prevalencea | 16.3% | 15.1% | 0.24 |
| MDRO Acquisition (n) | 127 | 165 | |
| Incidence rated | 5.10 | 6.60 | 0.028 |
| VRE Acquisition (n) | 80 | 107 | |
| Incidence rateb | 3.21 | 4.28 | 0.052 |
| MRSA Acquisition (n) | 47 | 58 | |
| Incidence rateb | 1.89 | 2.32 | 0.29 |
| Total Hospital Acquired BSIs (n) | 119 | 165 | |
| Incidence Rateb | 4.78 | 6.60 | 0.007 |
| Total Primary BSIs (n) | 90 | 131 | |
| Incidence rateb | 3.61 | 5.24 | 0.006 |
| Catheter Associated BSIs (n) | 21 | 43 | |
| Incidence Ratec | 1.55 | 3.30 | 0.004 |
| Secondary BSIs (n) | 29 | 34 | |
| Incidence Rateb | 1.20 | 1.40 | 0.45 |
a
Total number of prevalent cases per 100 patients admitted to study unit
b
Total number of cases per 1000 patient days
c
Total number of cases per 1000 device days
d
Total number of acquired cases of MRSA or VRE among eligible patients per 1000 patient days