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Table 2 Description of topics of included references (only values above 5% are shown)

From: Optimal database combinations for literature searches in systematic reviews: a prospective exploratory study

Department (Nā€‰=ā€‰55)

ā€ƒSurgery

13 (24%)

ā€ƒEpidemiology

10 (18%)

ā€ƒInternal medicine

3 (5%)

ā€ƒOrthopedics

3 (5%)

Patient (Nā€‰=ā€‰52)

ā€ƒNeoplasms

6 (12%)

ā€ƒWounds and injuries

6 (12%)

ā€ƒMusculoskeletal diseases

5 (10%)

ā€ƒCardiovascular diseases

5 (10%)

ā€ƒNutritional and metabolic diseases

5 (10%)

Intervention (Nā€‰=ā€‰31)

ā€ƒChemicals and drugs category

12 (39%)

ā€ƒSurgical procedures, operative

8 (26%)

ā€ƒFood and beverages

2 (6%)

ā€ƒBiological factors

2 (6%)

Domain (Nā€‰=ā€‰54)

ā€ƒTherapy

19 (35%)

ā€ƒEtiology

13 (24%)

ā€ƒEpidemiology

6 (11%)

ā€ƒDiagnosis

6 (11%)

ā€ƒManagement

5 (9%)

ā€ƒPrognosis

5 (9%)

Study types (Nā€‰=ā€‰58)

ā€ƒNo limits mentioned

48 (83%)

ā€ƒRCTs

5 (9%)

ā€ƒRCTs and cohort studies/case control studies

5 (9%)