Table 1

Potentially predictive patient characteristic
Characteristic Range of possible values
Surgical intervention 0= yes, 1= no
Date of birth 0 to ∞
Gender 0= woman, 1= man
Number of co-morbidities 0 to ∞
Number of complications 0 to ∞
ASA-classification 1, 2, 3 or 4
BMI at admission 0 to ∞
Nutritional status (weight loss in past 6 mo.) 0 to ∞ kg
Delirium during hospitalisation 0= no, 1= yes
Pressure ulcer during hospitalisation 0= no pressure ulcers, or grade 1 through 4 ulcers
Isolated care during hospitalisation 0= no, 1= barrier, 2= strict isolation
Survival during hospitalisation 0= yes, 1= no
Number of different medications during hospitalisation 0 to ∞
Admission type 0= home, 1= emergency
Discharge type 0= home, 1= other
Length of hospital stay number of days
Surgical specialty TRAUMA Trauma surgery
URO Urology
SHORT Short Stay surgery
ORTHO Orthopaedics
ABDO G-I surgery
PLAST Plastic surgery
VASC Vascular surgery
ORAL Oral and Maxillofacial surgery

van Oostveen et al.

van Oostveen et al. BMC Health Services Research 2013 13:42   doi:10.1186/1472-6963-13-42

Open Data