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Table 2 PET-CT findings and pathological evaluation of mediastinal lymph nodes after surgical staging (per-patient and per-nodal-station)

From: PET-CT has low specificity for mediastinal staging of non-small-cell lung cancer in an endemic area for tuberculosis: a diagnostic test study (LACOG 0114)

PET-CT SUV cut-off Pathological evaluation of mediastinal lymph nodes PER-PATIENT (n = 85) PER-NODAL-STATION (n = 212)
PET-CT PET-CT
HOUR 1 HOUR 2 HOUR 1
Positive Negative Positive Negative Positive Negative
SUV_Maxa >  0 Positive 20 3 20 3 25 13
Negative 34 28 35 27 46 128
SUV_Maxa ≥ 2.5 Positive 18 5 19 4 23 15
Negative 30 32 30 32 40 134
SUV_Maxa ≥ 3 Positive 16 7 18 5 21 17
Negative 24 38 26 36 32 142
SUV_Maxa ≥ 5 Positive 15 8 16 7 18 20
Negative 13 49 18 44 15 159
SUV_Maxa ≥ SUV Liver Positive 18 5 18 4
Negative 23 37 25 34
  1. aSUV_Max: Maximum value of SUV uptake between 2R, 2 L, 4R, 4 L, 7 and aortopulmonary when evaluating per-patient, and 2R, 2 L, 2R, 4 L and 7 when evaluating per-nodal-station