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POEMs Evaluation Study. A comparison of the accuracy and efficiency of askMEDLINE and Entrez PubMed in retrieving an exact match to cited references in POEMs in BMJ. |
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| Search Step |
askMEDLINE exact match retrieved/total questions (% total) |
Entrez PubMed exact match retrieved/total questions (% total) |
|
|
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| A. Match at first pass |
59/95 (62.1) |
13/95 (13.7) |
| B. Match after a related citation search |
11/95 (11.6) |
8/95 (8.4) |
| C. Match after question rephrase |
2/95 (2.1) |
0/95 (0) |
| Total exact match after A, B, and C |
75.8% |
22.1 |
| No match after A, B, and C, but relevant articles retrieved |
20/95 (21) |
16/95 (16.8) |
| Overall efficiency |
96.8% |
38.9% |
| Citations retrieved, but not matched or relevant |
3/95 (3.1) |
6/95 (6.3) |
| No citations retrieved |
0/95 (0) |
52/95 (54.7) |
| Overall retrieval failure |
3.1% |
61% |
Fontelo et al. BMC Medical Informatics and Decision Making 2005 5:5 doi:10.1186/1472-6947-5-5 |
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