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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