TABLE A1.iSearch Terms for Medline for All Tests

No. Search strategy
Type of patient settig
1.explode ‘Ambulatory-Care’/all subheadings in MIME,MJME
2.explode ‘Ambulatory-Surgical-Procedures’/all subheadings in MIME,MJME
3.explode ‘Surgical-Procedures-Elective’/all subheadings in MIME,MJME
4.explode ‘Preoperative-Care’/all subheadings in MIME,MJME
5.‘Surgery-’/all subheadings in MIME,MJME
6.elective surg*
7.ambulatory surg*
8.preop or pre-op or preoperative or pre operative or preoperative
9.1 or 2 or 3……… or 8
Diagnostic tests study designs
10.‘Diagnostic-Tests-Routine’/all subheadings in MIME,MJME
11.(diagnostic or laboratory) near (test or tests or testing)
12.explode ‘Sensitivity-and-Specificity’/all subheadings in MIME,MJME
13.‘ROC-Curve’/all subheadings in MIME,MJME
14.‘Predictive-Value-of-Tests’/all subheadings in MIME,MJME
15.explode ‘Mass-Screening’/all subheadings in MIME,MJME
16.sensitivit*
17.specificit*
18.predictive value*
19.accuracy
20.likelihood ratio*
21.screening
22.false negative*
23.10 or 11 or 12……… or 22
Excluded citation terms
24.(animal in tg) not ((human and animal) in tg)
25.(comment or editorial or letter or news) in pt)
26.24 or 25
Combination of above terms
27.(9 and 23) not 26
The terms for each test were combined using the AND boolean operator with the above search strategy
Search Terms for Medline for Specific Tests
Phase A Tests
Chest x-rays
1‘Radiography-’/all subheadings in MIME,MJME
2explode ‘Radiography-Thoracic’/all subheadings in MIME,MJME
3(chest or thoracic) and (xray* or x-ray* or radiograph* or roentgenography)
41 or 2 or 3
ECG
1.explode ‘Electrocardiography-’/all subheadings in MIME,MJME
2.ecg or electrocardiogra*
3.1 or 2
Haemoglobin and Blood Counts
1.explode ‘Hemoglobins-’/all subheadings in MIME,MJME
2.hemoglobin* or haemoglobin*
3.explode ‘Blood-Cell-Count’/all subheadings in MIME,MJME
4.blood count
5.white blood cell count
6.leukocyte count
7.platelet count
8.1 or 2 or 3 ……….. or 7
Haemostasis
1.‘Hemostasis-’/all subheadings in MIME,MJME
2.‘Hemostasis-Surgical’/all subheadings in MIME,MJME
3.‘Hematologic-Tests’/all subheadings in MIME,MJME
4.haemostasis or hemostasis
5.hematologic test* or haematologic test*
6.explode ‘Blood-Coagulation-Tests’/all subheadings in MIME,MJME
7.Blood-Coagulation’/all subheadings in MIME,MJME
8.blood coagulation test*
9.partial thromboplastin time or PTT
10.international normalized ratio or international normalised ratio or INR
11.prothrombin time
12.bleeding time
13.whole blood coagulation time
14.1 or 2 or 3……….or 13
Biochemistry Tests
1.‘Biochemistry-’/all subheadings in MIME,MJME
2.Blood-Chemical-Analysis’/all subheadings in MIME,MJME
3.Glucose-Tolerance-Test’/all subheadings in MIME,MJME
4.glucose tolerance or glucose test or glucose tests
5.‘Diagnostic-Techniques-Urological’/all subheadings in MIME,MJME
6.Urinalysis-’/all subheadings in MIME,MJME
7.urine analysis or urinalysis or dipstick
8.Kidney-Function-Tests’/all subheadings in MIME,MJME
9.(kidney function or renal function) near (test or tests or testing)
10.Electrolytes-’/all subheadings in MIME,MJME
11.electrolyte*
12.‘Creatinine-’/all subheadings in MIME,MJME
13.creatinine
14.Blood Urea Nitrogen’/all subheadings in MIME,MJME
15.blood urea nitrogen
16.1 or 2 or 3 ………or 15
Blood Sugar
1.Blood Glucose’/all subheadings in MIME,MJME
2.blood sugar or blood glucose
3.glucose test*
4.1 or 2 or 3
Pregnancy Tests
1.explode ‘Pregnancy-Tests’/all subheadings in MIME,MJME
2.pregnancy test or pregnancy tests
3.1 or 2
Sickle Cell
1.explode ‘Hemoglobinopathies-’/all subheadings in MIME,MJME
2.hemoglobinopath* or haemoglobinopath*
3.sickle cell
4.1 or 2 or 3
Phase B Tests
Respiratory Function Tests
1.‘Respiratory Function Tests’/all subheadings in MIME,MJME
2.‘Airway-Resistance’/all subheadings in MIME,MJME
3.‘Lung-Volume-Measurements’/all subheadings in MIME,MJME
4.‘Vital-Capacity’/all subheadings in MIME,MJME
5.explode ‘Forced-Expiratory-Flow-Rates’/all subheadings in MIME,MJME
6.explode ‘Forced-Expiratory-Volume’/all subheadings in MIME,MJME
7.(pulmonary function or respiratory function or lung function) near (test or tests or testing)
8.forced expiratory volume or fev
9.peak expiratory flow rate or pef
10.forced expiratory flow rate*
11.vital capacity or VC
12.1 or 2 or 3 ……….. or 11
Blood Gases
1.explode ‘Blood-Gas-Analysis’/all subheadings in MIME,MJME
2.blood gas or blood gases
3.1 or 2
Search Terms for All Embase Tests
Type of patient setting
1.Elective-Surgery”/all subheadings
2.“Ambulatory-Surgery”/all subheadings
3.explode “Preoperative-Period”/all subheadings
4.explode “Ambulatory-Care”/all subheadings
5.“Surgery”/all subheadings
6.preop or pre-op or preoperative or preoperative or “pre operative”
7.elective surg*
8.ambulatory surg*
9.1 or 2 or 3 ………or 8
Diagnostic tests study designs
10.“Sensitivity-and-Specificity”/all subheadings
11.explode “Prediction-and-Forecasting”/all subheadings
12.explode “Mass-Screening”/all subheadings
13.sensitiv*
14.specificit*
15.predictive value*
16.accuracy
17.likelihood ratio*
18.screening
19.false negative*
20.“Diagnostic Test”/all subheadings
21.(diagnostic or laboratory) near (test or tests or testing)
22.10 OR 11 OR 12…….OR 21
Excluded citation terms
23.(animal in tg) not ((human and animal) in tg)
Combination of above terms
24.(9 and 22) not 23
The terms for each test were combined using the AND boolean operator with the above search strategy
Search Terms for Embase for Specific Tests
Phase A Tests
Chest x-rays
1.‘Radiography-’/all subheadings
2.explode ‘Thorax-Radiography’/all subheadings
3.(chest or thoracic) and (xray* or x-ray* or radiograph* or roentgenography)
4.1 or 2 or 3
ECG
1.‘Electrocardiography-’/all subheadings
2.ecg or electrocardiogra*
3.1 or 2
Haemoglobin and Blood Counts
1.explode ‘Hemoglobins-’/all subheadings
2.hemoglobin* or haemoglobin*
3.explode ‘Blood-Cell-Count’/all subheadings
4.blood count
5.white blood cell count
6.leukocyte count
7.platelet count
8.1 or 2 or 3 ……….. or 7
Haemostasis
1.‘Hemostasis-’/all subheadings
2.Blood-Examination’/all subheadings
3.haemostasis or hemostasis
4.hematologic test* or haematologic test*
5.explode ‘Blood-Clotting-Tests’/all subheadings
6.Blood-Coagulation’/all subheadings
7.blood coagulation test*
8.partial thromboplastin time or PTT
9.international normalized ratio or international normalised ratio or INR
10.prothrombin time
11.bleeding time
12.whole blood coagulation time
13.1 or 2 or 3……….or 12
Biochemistry Tests
1.‘Biochemistry-’/all subheadings
2.Blood-Chemistry’/all subheadings
3.explode ‘Glucose-Tolerance-Test’/all subheadings
4.glucose tolerance or glucose test or glucose tests
5.‘Diagnostic-Techniques-Urological’/all subheadings
6.explode ‘Urinalysis-’/all subheadings
7.urine analysis or urinalysis or dipstick
8.Kidney-Function-Tests’/all subheadings
9.(kidney function or renal function) near (test or tests or testing)
10.Electrolytes-’/all subheadings
11.electrolyte*
12.‘Creatinine-’/all subheadings
13.creatinine
14.Urea Nitrogen-Blood-Level’/all subheadings
15.blood urea nitrogen
16.1 or 2 or 3 ………or 15
Blood Sugar
1.Glucose-Blood-Level”/all subheadings
2.blood sugar or blood glucose
3.glucose test*
4.1 or 2 or 3
Pregnancy Tests
1.explode ‘Pregnancy-Tests’/all subheadings
2.pregnancy test or pregnancy tests
3.1 or 2
Sickle Cell
1.explode ‘Hemoglobinopathies-’/all subheadings
2.hemoglobinopath* or haemoglobinopath*
3.sickle cell
4.1 or 2 or 3
Phase B Tests
Respiratory Function Tests
1.“Lung-Function-Test”/all subheadings
2.explode “Lung-Volume”/all subheadings
3.explode “Respiratory-Airflow”/all subheadings
4.(pulmonary function or respiratory function or lung function) near (test or tests or testing)
5.peak expiratory flow or pef
6.forced expiratory flow
7.forced expiratory volume or fev
8.vital capacity or vc
9.forced respiratory function
10.1 or 2 or 3 ……….. or 9
Blood Gases
1.explode “Blood-Gas-Analysis”/all subheadings
2.blood gas or blood gases
3.1 or 2
Search Terms to Filter Economic Papers from Search Results for Medline and Embase
cost OR costs OR cost-effective OR cost-effectiveness OR costeffective OR costeffectiveness OR cost-benefit OR benefit-cost OR cost-effect* OR costeffect* OR cost-benefi* OR benefit-cost* OR benefitcost* OR costbenefi* OR cost-utility OR economic OR cost-utility* OR costutility* OR economics OR econom* OR economics[MESH] OR “cost-effective” OR “cost-effectiveness” OR “cost-benefit” OR “benefit-cost” OR “cost-utility”OR costing OR costings OR costed OR QALY OR life-year OR “life year”

From: Appendix 1, Results of a Systematic Review of the Literature for Routine Preoperative Testing

Cover of Preoperative Tests
Preoperative Tests: The Use of Routine Preoperative Tests for Elective Surgery.
NICE Clinical Guidelines, No. 3.
National Collaborating Centre for Acute Care (UK).
Copyright © 2003, National Collaborating Centre for Acute Care.

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