Prognostic value of fibrinogen and D-dimer-fibrinogen ratio in resectable gastrointestinal stromal tumors

Table 8 Clinicopathologic characteristics of gastrointestinal stromal tumor patients grouped by preoperative platelet count

Characteristic	Low PLT (< 197.5 × 109/L)	High PLT (≥ 197.5 × 109/L)	P value
Age (yr)			< 0.01
< 61	78	0
≥ 61	3	89
Gender			< 0.01
Male	81	10
Female	0	79
Location			< 0.01
Gastric	81	41
Nongastric	0	48
Tumor size (cm)			< 0.01
≤ 5	81	16
> 5	0	3
NIH risk category			< 0.01
Very low	18	0
Low	63	2
Intermediate	0	37
High	0	50
Mitotic index			< 0.01
≤ 5/50 HPFs	81	44
> 5/50 HPFs	0	45

NIH: National Institutes of Health; HPFs: High power fields.