Table 4 Coefficients of variation (CV) of the estimated TIACs for the best cases (Table 3)

I

2nd

7 ± 5

1

22

4th

7 ± 4

1

18

II

2nd, 4th

9 ± 8

1

28

1st, 3rd

5 ± 4

1

16

III

1st, 3rd, 5th

8 ± 9

1

31

1st, 3rd, 5th

6 ± 6

1

21

IV

–^a

–^a

–^a

–^a

1st, 2nd, 4th, 5th

6 ± 3

4

16

V

1st–8th^b

7 ± 6

0

23

1st–8th^b

7 ± 5

1

20