Table 7. Uni- and multivariate logistic regression of possible predictors for upper gastrointestinal malignancy.

Malignancy of the upper gastrointestinal tract
	Univariate analyse			Multivariate analyse
Possible predictors	OR	95 % CI	P value	OR	95 % CI	P value
Alarm symptoms	16.032	8.298 – 30.974	< 0.0001	10.488	5.276 – 20.849	< 0.0001
Age	1.071	1.052 – 1.090	< 0.0001	1.051	1.032 – 1.071	< 0.0001
Gender
Female	Reference
Male	4.481	2.796 – 7.183	< 0.0001	3.942	2.401 – 6.473	< 0.0001
PPI or H2RA use
Yes	Reference
No	1.828	1.193 – 2.802	0.006	0.769	0.484 – 1.221	0.266
HP status
Negative	Reference
Positive	0.825	0.191 – 3.569	0.797
Sedation
Yes	0.810	0.541 – 1.214	0.308
No	Reference