Skip to main content

Table 2 Description of included data (absolute numbers)

From: Do decision support systems influence variation in prescription?

  Included data* DSS daily users DSS non users/owners
Number of practices 85 29 33
Number of physicians 133 44 43
Number of patients 749811 251587 242786
Number of diagnoses 82 82 82
Type of practice:    
   Group 22 10 9
   Dispensing (pharmacy included) 9 3 1
   Dispensing (with pharmacy) 1 0 0
   Not dispensing (no pharmacy) 73 26 32
   Missing 2 0 0
   TOTAL 85 29 33
EMS:    
   Microhis 23 5 16
   Promedico 29 14 5
   Elias 22 7 10
   Arcos 11 3 2
   TOTAL 85 29 33
Number of physicians per practice (mean (st.dev) [range]) 1.6 (1.1) [1–5] 1.5 (1.1) [1–5] 1.3 (0.7) [1–4]
Number of different drugs per diagnosis in DSS (mean (st.dev) [range] 4.0 (2.4) [1–11] 4.0 (2.4) [1–11] 4.0 (2.4) [1–11]
Number of different drugs prescribed per physician per diagnosis (mean (st.dev) [range]) 7.0 (6.7) [1–156] 6.7 (6.1) [1–66] 7.2 (6.9) [1–77]
  1. *selected based on whether diagnoses are in the DSS