Research Article
Fine-Needle Aspiration Biopsy and Endoscopic Ultrasound for Pretreatment Pathological Diagnosis of Gastric Gastrointestinal Stromal Tumors
Table 2
Univariate analysis (34 biopsies).
| Variables | Accuracy of pathological diagnosis (correct/total) | value |
| Sex | | 0.510 | Male | 9/15 (60.0%) | | Female | 9/19 (47.3%) | | Age (years) | | 0.510 | ≤60 | 9/15 (60.0%) | | >60 | 9/19 (47.3%) | | Clinically determined tumor diameter (mm) | | 1.000 | ≤30 | 7/14 (50.0%) | | >30 | 11/20 (55.0%) | | Ulceration | | 0.327 | Present | 10/16 (62.5%) | | Absent | 8/18 (44.4%) | | Number of endoscopy | | 1.000 | First | 8/16 (50.0%) | | Second or later | 10/18 (55.6%) | | Endoscopic ultrasound | | 0.001** | Yes | 11/12 (91.7%) | | No | 7/22 (31.8%) | | Number of biopsy | | 0.274 | First | 14/23 (60.9%) | | Second or later | 4/11 (36.4%) | | Biopsy procedure | | 0.005** | Normal | 7/21 (33.3%) | | Fine-needle aspiration biopsy | 11/13 (84.6%) | |
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