From: Prevalence of abuse among young children with femur fractures: a systematic review
Characteristics | Study | Sensitivity (95%CI) | Specificity (95%CI) | LR+ (95% CI) | LR- (95% CI) | p a |
---|---|---|---|---|---|---|
General Fracture Position | Â | Â | Â | Â | Â | Â |
     Diaphyseal vs. all other | Hui, 2008 | 78.6 (57.1-100.0) | 36.3 (27.4-45.1) | 1.2 (0.9-1.7) | 0.6 (0.2-1.7) | 0.38 |
     Diaphyseal vs. all other | Rewers, 2005 | 58.3 (44.4-72.3) | 22.4 (17.5-27.3) | 0.8 (0.6-1.0) | 1.9 (1.2-2.8) | 0.007 |
     Diaphyseal vs. all other | Baldwin, 2011 | 44.4 (33.0-55.9) | 33.8 (25.9-41.7) | 0.7 (0.5-0.9) | 1.6 (1.2-2.2) | 0.003 |
     Subtrochanteric vs. all other | Hui, 2008 | 7.1 ( 0.0-20.6) | 95.6 (91.8-99.4) | 0.5 (0.1-1.8) | 1.2 (0.9-1.5) | 0.51 |
     Subtrochanteric vs. all other | Baldwin, 2011 | 19.4 (10.3-28.6) | 86.3 (80.6-92.0) | 1.4 (0.8-2.7) | 0.9 (0.8-1.1) | 0.32 |
     Distal metaphyseal vs. all other | Hui, 2008 | 14.3 (0.0-32.6) | 70.8 (62.4-79.2) | 0.5 (0.1-1.8) | 1.2 (0.9-1.5) | 0.35 |
     Distal metaphyseal vs. all other | Baldwin, 2011 | 36.1 (25.0-47.2) | 79.9 (73.2-86.5) | 1.8 (1.1-2.8) | 0.8 (0.7-1.0) | 0.02 |
Diaphyseal Fracture Position | Â | Â | Â | Â | Â | Â |
     Distal vs. mid/proximal | Schwend, 2000 | 53.8 (26.7-80.9) | 88.4 (82.7-94.1) | 4.7 (2.3-9.4) | 0.5 (0.3-0.9) | 0.001 |
Diaphyseal Fracture Type | Â | Â | Â | Â | Â | Â |
     Spiral vs. non-spiral | Blakemore, 1996 11119961996 | 68.8 (46.0-91.5) | 11.5 (0.0-23.8) | 0.8 (0.5-1.1) | 2.7 (0.7-9.8) | 0.23 |
     Transverse vs. all other | Pierce, 2005 | 75.0 (32.6-100.0) | 84.0 (69.6-98.4) | 4.7 (1.6-13.6) | 0.3 (0.1-1.6) | 0.03 |
Fracture Side | Â | Â | Â | Â | Â | Â |
     Left vs. right | Schwend, 2000 | 58.3 (30.4-86.2) | 39.5 (30.9-48.1) | 1.0 (0.6-1.6) | 1.1 (0.5-2.1) | 1.00 |
     Left vs. right | Blakemore, 1996 | 37.5 (13.8-61.2) | 46.2 (27.0-65.3) | 0.7 (0.3-1.4) | 1.4 (0.8-2.4) | 0.35 |
     Left vs. right | Hui, 2008 | 57.1 (31.2-83.1) | 52.2 (43.0-61.4) | 1.2 (0.7-2.0) | 0.8 (0.4-1.5) | 0.58 |
     Left vs. right | Arkader, 2007 | 60.0 (29.6-90.4) | 30.0 (1.6-58.4) | 0.9 (0.4-1.6) | 1.3 (0.4-4.5) | 1.00 |
Bilateral | Â | Â | Â | Â | Â | Â |
     Bilateral vs. unilateral | Schwend, 2000 | 7.7 (0.0-22.2) | 98.4 (96.2-100.0) | 4.8 (0.5-49.9) | 0.9 (0.8-1.1) | 0.26 |