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Table 1 Descriptive statistics of ischemic heart diseases patients, based on the individual Norwegian patient register dataset during 2000-2007

From: The effect of activity-based financing on hospital length of stay for elderly patients suffering from heart diseases in Norway

  Ischemic heart diseases patients
Variables: Myocardial infarction Congestive heart failure Angina pectoris Male Female Total
Length of stay 5.72(4.77)1 3.43(3.49) 3.76(3.76) 4.27(4.09) 4.70(4.48) 4.42(4.23)
Age 70.59(13.86) 66.08(11.61) 68.21(12.59) 66.05(12.51) 73.36(12.47) 68.57(12.97)
Non-elective(%) 93(0.25) 43(0.49) 73(0.44) 69(0.46) 80(0.40) 73(0.44)
No. of Comorbidities 2.20(1.76) 2.03(1.44) 1.64(1.50) 1.86(1.57) 2.12(1.66) 1.95(1.61)
DRG weight2 1.41(0.99) 1.49(1.65) 1.22(1.44) 1.44(1.45) 1.20(1.15) 1.36(1.36)
Myocardial infarction(%)     37(0.48) 39(0.49) 38(0.48)
Congestive heart failure(%)     28(0.45) 20(0.40) 25(0.43)
Angina pectoris(%)     36(0.48) 40(0.49) 37(0.48)
Female(%) 36(0.48) 28(0.45) 37(0.48)    34(0.48)
Observations 124449 83307 123290 216953 114093 331046
  1. 1Std. Dev in the parentheses.
  2. 2Diagnosis-related group weight (DRG) is also called cost weight for a diagnosis related group, which expresses the related resource consumption of this patient group compared to the average for all patient groups. (See the definition in the Norwegian Directorate of Health).