Table 3: The PPV of ED fracture subtype diagnoses. The bold number illustrates the overall PPV of all referred ED fracture cases. The italic cells represent the subtype diagnoses with a statistically significant greater or lesser PPV than the average.

Fracture subtypeTotalCorrect ( )Incorrect ( )PPV (%) value**

Radius and ulna220100.00.400
Ulna diaphysis2221195.50.021
Clavicle2832612292.2<0.0001
Toe111102991.9<0.0001
Prox humerus3743423291.4<0.0001
Humerus diaphysis3127487.10.092
MC71561410185.9<0.0001
Radius diaphysis76185.70.474
MT4183586085.6<0.0001
Distal radius107989518482.9<0.0001
Finger78862316579.1<0.0001
Ankle47436411076.80.124
Prox ulna2821775.00.887
Patella2317673.90.992

Overall73.8

Spine118372.70.934
Distal tibia1712570.60.762
Fibula40281270.00.581
Scapula32201262.50.144
Prox radius34220813460.8<0.0001
Distal ulna54322259.30.014
Calcaneus27141351.90.009
Prox tibia29151451.70.007
Distal femur42250.00.278
Pelvis84450.00.125
Prox femur84450.00.125
Talus22111150.00.011
Tibia diaphysis42250.00.278
Distal humerus30121840.0<0.0001
Midfoot45182740.0<0.0001
Carpus66616150524.2<0.0001
Prox radius and ulna0000.0n/a

**Chi-square tests.