Table 3 Agreement at the individual level between test-retest for weights, scores and MCDA estimates obtained with the MCDA Value Matrix

Number of test-retest pairs

120*

112^†

8

Mean of test data

4.03

1.33

1.23

Mean of retest data

3.74

1.28

1.20

ICC (3,1)

0.578

0.681

0.656

ICC (1,1)

0.546

0.682

0.687

Proportion of pairs with no test-retest difference (%)

50.8

65.2

NA

Proportion of pairs with test-retest difference of 1 point (%)

39.2

28.6

NA

Proportion of pairs with test-retest difference of 2 points (%)

10.0

6.3

NA