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Table 2 Sensitivity and specificity for the prediction of the occurrence of ONFH

From: The diagnostic value of SPECT/CT in predicting the occurrence of osteonecrosis following femoral neck fracture: a prospective cohort study

Qualitative evaluation ONFH (N = 6) Non-ONFH (N = 24) Subtotal
Decreased or no photon uptake 5 6 11
Normal photon uptake 1 18 19
Subtotal 6 24 30
  1. ONFH osteonecrosis of the femur head