Table 4

Mean and median number of errors and absolute rank deviation in the predicted rankings by elicitation technique


SG
PTO-Down
PTO-Up
PTO-WAD

Mean number of errors
3.0
2.7
2.7
1.9
Median
4
4
4
2
Mean absolute deviation in ranks
3.9
3.0
3.0
2.1
Median
4
4
4
2

N = 127

Schwappach BMC Medical Informatics and Decision Making 2002 2:3   doi:10.1186/1472-6947-2-3