Table A2.
Embase.
| Step | Search strategy | References |
|---|---|---|
| 1 | 'lumbar spinal stenosis'/exp OR (((spinal* OR spine OR lumbar OR root OR foraminal) NEAR/3 stenosis):ti,ab) | 9969 |
| 2 | 'diabetes mellitus'/exp OR 'hypertension'/exp OR 'heart disease'/exp OR 'myocardial disease'/exp OR 'cerebrovascular disease'/de OR 'asthma'/exp OR 'chronic obstructive lung disease'/exp OR 'hyperlipidemia'/exp OR 'hypercholesterolemia'/exp OR 'thyroid disease'/exp OR 'rheumatoid arthritis'/exp OR 'mental disease'/exp OR 'neoplasm'/exp OR 'kidney disease'/exp OR 'liver disease'/exp OR 'osteoporosis'/exp OR diabet*:ti,ab OR hypertens*:ti,ab OR 'high blood pressure':ti,ab OR arrythmia*:ti,ab OR (((heart OR cardiac OR cardiovascular OR coronary) NEAR/3 (disease* OR disorder* OR failure)):ti,ab) OR (((cerebrovascular OR vascular OR carotoid* OR arter*) NEAR/3 (disorder* OR disease*)):ti,ab) OR (((mental OR anxiety OR mood OR psychological OR sleep) NEAR/3 (disease* OR disorder*)):ti,ab) OR depression:ti,ab OR schizophren*:ti,ab OR psychos*:ti,ab OR addiction*:ti,ab OR (((kidney* OR renal) NEAR/3 (disease* OR disorder* OR failure)):ti,ab) OR ((liver NEAR/3 (disease* OR disorder*)):ti,ab) OR asthma*:ti,ab OR hyperlipidem*:ti,ab OR hypercholesterolemia*:ti,ab OR hypertriglyceridemia*:ti,ab OR 'rheumatoid arthritis':ti,ab OR neoplasm*:ti,ab OR cancer*:ti,ab OR osteoporosis:ti,ab | 11835749 |
| 3 | (((coocur* OR 'co ocur*' OR coexist* OR 'co exist*' OR multipl*) NEAR/3 (disease* OR ill* OR care OR condition* OR disorder* OR health* OR medication* OR symptom* OR syndrom*)):ti,ab) OR chronic:ti,ab | 1612598 |
| 4 | #2 AND #3 | 998846 |
| 5 | 'comorbidity'/exp OR 'chronic disease'/exp OR 'severity of illness index'/exp OR 'risk factor'/exp OR comorbid*:ti,ab OR 'co morbid*':ti,ab OR multimorbid*:ti,ab OR 'multi morbid*':ti,ab OR multidisease*:ti,ab OR 'multi disease*':ti,ab OR ((multiple NEAR/3 (ill* OR disease* OR condition* OR syndrom* OR disorder*)):ti,ab) OR ((chronic* NEAR/3 (disease* OR ill* OR care OR condition* OR disorder* OR health* OR medication* OR syndrom* OR symptom*)):ti,ab) OR 'severity of illness index':ti,ab OR 'risk factor*':ti,ab | 2093321 |
| 6 | #4 OR #5 | 2621159 |
| 7 | #1 AND #6 | 1278 |
| 8 | #7 NOT ( [animals]/lim NOT [humans]/lim) | 1263 |
| 9 | #8 NOT (( [infant]/lim OR [child]/lim OR [adolescent]/lim) NOT ( [adult]/lim OR [aged]/lim)) | 1255 |
| 10 | #9 NOT [conference abstract]/lim | 863 |