Table 1 Coulson scoring system

0

No response on one or more statements.

1

Not at all' for all four statements.

2

'Not at all' for any three statements with any other response on the fourth.

3

'Not at all' for any two statements with 'Not very accurately' for the other two.

4

'Not at all' for any one or two statements with any other responses for the remainder but not those for a score of 3.

5

All other response sets not specified under 0, 1, 2, 3, 4, 6, 7, or 8.

6

'To some extent' to all four statements, or 'To some extent' for three statements with 'Exactly' for the fourth.

7

'Exactly' for any three statements with 'To some extent' or 'Not very accurately' for the fourth. Or 'Exactly' for two statements with 'To some extent' for two.

8

'Exactly' in response to all statements.