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KCE Reports 92 Nosocomial Infections in Belgium Part I 29
Table 3.11: Prevalence of patients infected, by hospital characteristics
N
n
%
Subgroup
surveyed infected infected
ALL
By Region
17343 1037 6.0
Brussels 2808 144 5.1
Flanders 8410 515 6.1
Wallonia
By Hospital Type
6125 378 6.2
General Hospital 12540 672 5.4
General Hospital with U beds 3254 226 6.9
University Hospital
By Hospital Size
1549 139 9.0
800 3564 257 7.2
3.3.4 Minimal Clinical Data of infected patients
For the 1037 infected patients, 1000 RCM data (a subset of variables) were available on
time. A total of 978 hospital stays were valid for analysis (94%). (Table 3.12)
Table 3.12 RCM data received for patients infected (identified in prevalence
survey)
Number of patients infected 1037
Number of RCM data received 1000
Number of valid RCM data 978 (94%)
Exclusions: 22
APR-DRG not valid 1
Dates not valid 13
APR-DRG AAA 4
Unknown service 4
The median age of infected patients was 72 years old (Table 3.13)
Table 3.13: Age of infected patients during prevalence survey, per bed index
All
N Mean Median Std
Bed type
A- Psychiatry 12 56.6 59.0 13.6
C- Surgical 244 63.4 66.0 16.5
D- Medical 251 68.8 71.0 13.8
E- Pediatrics 13 2.2 1.0 3.4
G- Geriatrics 154 83.0 83.0 6.4
H- Usual admission 26 70.3 74.0 15.8
I- Intensive care 156 66.9 70.0 15.4
M- Maternity 9 29.0 29.0 5.6
N/n- NIC/non NIC 19 0.0 0.0 0.0
Sp- Revalidation 94 69.6 76.0 17.7
All 978 66.8 72.0 20.1
The median length of stay of infected patients was 43 days (mean 58.5 due to skewed
distribution), and is highly dependent of ward. Longer stays are observed in SPrevalidation
wards (median 94 days), and in intensive care (total stay median 52 days)