Introduction
Materials and methods
Search strategy and selection
Database | Search | Hits |
---|---|---|
EMBASE 12-5-2010 | (Fracture:ti,ab OR fractures:ti,ab OR fractured:ti,ab OR disruption:ti,ab OR disruptions:ti,ab OR dysruption:ti,ab OR dysruptions:ti,ab OR displacement:ti,ab OR displacements:ti,ab OR injury:ti,ab OR injuries:ti,ab OR trauma:ti,ab OR traumas:ti,ab OR rupture:ti,ab OR ruptures:ti,ab) AND (pelvis:ti,ab OR pelvic:ti,ab OR ‘open book’:ti,ab OR ‘vertical shear’:ti,ab) AND (clinical:ti,ab OR physical:ti,ab OR pelvis:ti,ab OR pelvic:ti,ab) AND (examination:ti,ab OR examinations:ti,ab OR sign:ti,ab OR signs:ti,ab OR impression:ti,ab OR impressions:ti,ab OR finding:ti,ab OR findings:ti,ab OR examined:ti,ab OR assessment:ti,ab OR assessments:ti,ab OR presentation:ti,ab OR presentations:ti,ab OR test:ti,ab OR tests:ti,ab OR testing:ti,ab) AND (‘x ray’:ti,ab OR ‘x rays’:ti,ab OR ‘plain film’ :ti,ab OR ‘plain films’:ti,ab OR roentgenogram:ti,ab OR roentgenograms:ti,ab OR imaging:ti,ab OR radiologic:ti,ab OR radiological:ti,ab OR radiologically:ti,ab OR radiograph:ti,ab OR radiographs:ti,ab OR radiography:ti,ab OR radiographic:ti,ab OR radiographics:ti,ab OR radiographically:ti,ab) | 1,310 |
MEDLINE 12-5-2010 | (Fracture[TIAB] OR fractures[TIAB] OR fractured[TIAB] OR disruption[TIAB] OR disruptions[TIAB] OR dysruption[TIAB] OR dysruptions[TIAB] OR displacement[TIAB] OR displacements[TIAB] OR injury[TIAB] OR injuries[TIAB] OR trauma[TIAB] OR traumas[TIAB] OR rupture[TIAB] OR ruptures[TIAB]) AND (pelvis[TIAB] OR pelvic[TIAB] OR open book[TIAB] OR vertical shear[TIAB]) AND (clinical [TIAB] OR physical[TIAB] OR pelvis[TIAB] OR pelvic[TIAB]) AND (examination[TIAB] OR examinations[TIAB] OR sign[TIAB] OR signs[TIAB] OR impression[TIAB] OR impressions[TIAB] OR finding[TIAB] OR findings[TIAB] OR examined[TIAB] OR assessment[TIAB] OR assessments[TIAB] OR presentation [TIAB] OR presentations[TIAB] OR test[TIAB] OR tests[TIAB] OR testing[TIAB]) AND (x ray[TIAB] OR x rays[TIAB] OR plain film [TIAB] OR plain films[TIAB] OR roentgenogram[TIAB] OR roentgenograms[TIAB] OR imaging[TIAB] OR radiologic[TIAB] OR radiological [TIAB] OR radiologically[TIAB] OR radiograph [TIAB] OR radiographs[TIAB] OR radiography [TIAB] OR radiographic[TIAB] OR radiographics [TIAB] OR radiographically[TIAB]) | 1,108 |
Critical appraisal
Study (number of patients) | Relevance | Quality of methods | |||
---|---|---|---|---|---|
Domain | Determinant | Outcome | Blinding | Standardization assessments | |
Duane et al. 2008 (n = 1,388) | ο | • | • | ο | ο |
Gonzalez et al. 2002 (n = 2,167) | ο | • | ο | • | • |
Data analysis
Results
Discussion
Author of study (year of publication) | Duane et al. (2008) | Gonzalez et al. (2002) |
---|---|---|
Pre-test probability (95% CI)a
| 0.10 (0.08–0.12)* 0.12 (0.10–0.14)** | 0.05 (0.04–0.05) |
Clinical examination | ||
Positive predictive value (95% CI) | 0.18 (0.16–0.23)* | 0.35 (0.30–0.42) |
Negative predictive value (95% CI) | 0.99 (0.98–1.0)* | 1.0 (0.99–1.0) |
Pelvic X-ray | ||
Positive predictive value (95% CI) | 0.98 (0.93–0.99)** | 0.97 (0.90–0.99) |
Added value of pelvic X-ray for ruling in pelvic fracturesb
| Not available | 0.62 |
Negative predictive value (95% CI) | 0.97 (0.96–0.98)** | 0.99 (0.99–1.0) |
Added value of pelvic X-ray for ruling out pelvic fracturesb
| Not available | 0.0 |
Remaining uncertainty after best test for: | ||
Ruling in | 0.02 | 0.03 |
Ruling out | 0.01 | 0.0 |