Diagnostic sensitivity and specificity of dynamic three-dimensional CT analysis in detection of cam and pincer type femoroacetabular impingement

Table 3 sensitivity, specificity, PPV^a and NPV^b for pincer type morphology comparing radiographs and dynamic CT scans with the per-operative assessment

	Sensitivity	Specificity	PPV^a	NPV^b
LCE angle on X-ray	82%	39%	43%	80%
Dynamic CT impingement	84%	51%	49%	85%

ISSN: 1471-2474