Table 5.
Factors affecting the histopathological diagnostic accuracy of EUS-TA of SPLs ≤10 mm.
| Variable | n | Diagnostic accuracy, % | Univariate analysis | Multivariate analysis | ||||
|---|---|---|---|---|---|---|---|---|
| OR | 95% CI | P | OR | 95% CI | P | |||
| Age, y | ||||||||
| ≥70 | 31 | 96.8 (30/31) | ||||||
| <70 | 77 | 90.9 (70/77) | 3.1 | 0.37–26.3 | 0.3 | — | — | — |
| Sex | ||||||||
| Female | 50 | 92.0 (46/50) | ||||||
| Male | 58 | 93.1 (54/58) | 1.20 | 0.28–5.05 | 0.81 | — | — | — |
| Lesion size | ||||||||
| >5 mm | 97 | 91.8 (89/97) | ||||||
| ≤5 mm | 11 | 100 (11/11) | - | 0 | 1 | — | — | — |
| Location | ||||||||
| Head | 35 | 91.4(32/35) | ||||||
| Body/tail | 73 | 93.2 (68/73) | 2.17 | 0.51–9.17 | 0.3 | — | — | — |
| Needle type | ||||||||
| FNA | 63 | 93.8 (60/64) | ||||||
| FNB | 45 | 91.1 (41/45) | 1.41 | 0.33–5.94 | 0.64 | — | — | — |
| Needle size | ||||||||
| 25-Gauge | 6 | 100 (6/6) | ||||||
| 19-/22-Gauge | 102 | 92.2 (94/102) | - | 0 | 1 | — | — | — |
| No. of needle passes | ||||||||
| ≤3 | 66 | 98.5 (65/66) | ||||||
| >3 | 42 | 83.3 (35/42) | 13.2 | 1.56–111.63 | 0.02 | 7.03 | 1.32–37.5 | 0.02 |
| Tumor type | ||||||||
| Non-NET | 58 | 96.6 (56/58) | ||||||
| NET | 50 | 88.0 (44/50) | 9.44 | 1.12–79.62 | 0.04 | 11.90 | 1.38–102.0 | 0.02 |
CI: Confidence interval; EUS-TA: EUS tissue acquisition; FNA: Fine-needle aspiration; FNB: Fine-needle biopsy; NET: Neuroendocrine tumor; OR: Odds ratio; SPL: Solid pancreatic lesion.