Table 2.

Number of criteria of each support level according to the combination of sources necessary to search them. The sources of information are as follows: P: patient data, D: diagnoses-related group data, S: stay data, B: biological data, N: clinical narrative, and I: other information.

Support level	P	S	B	D	N	I	S+N	P+N	D+B	B+N	D+N	N+I	P+S+D	S+D+N	D+N+I
Full	4	0	7	0	0	0	0	0	0	0	0	0	0	0	0
Accurate	1	0	0	8	0	0	0	1	3	0	5	0	0	0	0
Broad	0	2	2	6	7	0	1	0	0	1	4	0	0	2	0
Inaccurate	0	0	0	0	5	0	0	0	0	1	1	0	1	1	1
None	0	0	0	0	2	3	0	0	0	0	3	1	0	1	0
Not applicable	0	0	0	0	0	21	0	0	0	0	0	0	0	0	0
Total	5	2	9	14	14	24	1	1	3	2	13	1	1	4	1