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Table 1 Patient characteristics (n = 62)

From: Prognostic value of metabolic tumor volume and total lesion glycolysis on preoperative 18F-FDG PET/CT in patients with localized primary gastrointestinal stromal tumors

Characteristics Number of patients (%)
Age (years) Median 64 (range 20–93)
Sex
 Male 31 (50.0)
 Female 31 (50.0)
Site of tumor
 Gastric 29 (46.8)
 Non-gastric 33 (53.2)
Size (cm) Median 5.0 (range 2.0–32.0)
Mitotic count per HPFs
 ≤ 5 42 (67.7)
 > 5 and ≤ 10 6 (9.7)
 > 10 14 (22.6)
Modified NIH consensus criteria
 Very low 1 (1.6)
 Low 30 (48.4)
 Intermediate 6 (9.7)
 High 25 (40.3)
Resection
 R0 59 (95.2)
 R1 3 (4.8)
Adjuvant imatinib treatment
 Yes 14 (22.6)
 No 48 (77.4)
PET metabolic indices
 SUVmax Median 4.18 (range 1.39–27.56)
 MTV (cm3) Median 9.57 (range 0.00–1559.19)
 TLG (g) Median 29.44 (range 0.00–8770.89)
  1. HPF high-power field, NIH National Institutes of Health, SUV standard uptake value, MTV metabolic tumor volume, TLG total lesion glycolysis