Table 4

Relationship between optimal term count and optimal number of articles retrieved by a query, cross-tabulated by abstract selection.

4 or 5 Terms

Fewer or more than 4 or 5 Terms


AS/NQ(%)†

AS/NQ(%)†

NQ†


2–161 articles retrieved by query

161/254(63)

411/807(51)

1061

1 or more than 161 articles retrieved

48/113(42)

248/1080(23)

1193

Total NQ

367

1887

2254


Selection of 2254 queries resulting in one or more retrieved articles and containing no Mesh headings, limits, wildcards or special operators, "AND" operator allowed. †AS = Queries leading to Abstract Selection. NQ = Total Number of Queries in category.

Hoogendam et al. BMC Medical Informatics and Decision Making 2008 8:42   doi:10.1186/1472-6947-8-42

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