The Diagnostic Value of Brush Cytology Alone and in Combination with Tumor Markers in Pancreaticobiliary Strictures

Table 4

Independent predictors of positive brush cytology.

Variable	value	Odds ratio (95% cl)
Age	0.034	1.025 (1.002–1.04)
Dilatation before sampling	0.006	3.03 (1.5–6.07)
CT/USG scan findings
Mass <10 mm		1
10–30 mm	0.006	1.7 (1.2–5.7)
>30 mm	0.001	15.04 (4.1–54)
CA-19.9	0.001	1.002 (1.001–1.002)
ALT	0.003	1.004 (1.001–1.007)
Total bilirubin	0.002	1.11 (1.04–1.19)