Age is the only predictor for upper gastrointestinal malignancy in Chinese patients with uncomplicated dyspepsia: a prospective investigation of endoscopic findings

Table 3 Univariate logistic analysis and multivariate logistic regression analysis of related factors of peptic ulcer

Factors	Univariate		Multivariate
Factors	OR (95% CI)	p	OR (95% CI)*	p
Age, per 1 year	1.01 (1.00–1.01)	0.020	1.01 (1.00–1.02)	0.004
Gender, male	2.77 (2.29–3.34)	≤ 0.001	2.40 (1.95–2.95)	≤ 0.001
Smoking history	4.23 (3.07–5.84)	≤ 0.001	2.13 (1.40–3.23)	≤ 0.001
Drinking history	2.33 (1.58–3.42)	≤ 0.001	0.86 (0.52–1.41)	0.536
Family history	0.91 (0.50–1.67)	0.762
NSAIDs and antithrombotic agents	1.22 (0.60–2.48)	0.588
Family income per capita		0.049
< 3000 yuan/month	1.50 (1.03–2.19)	0.035	1.47 (0.97–2.23)	0.072
3000–10,000 yuan/month	1	-	1	-
> 10,000 yuan/month	0.68 (0.35–1.30)	0.243	0.67 (0.33–1.33)	0.250
Symptom		0.004
Dyspeptic symptoms	1.39 (1.03–1.87)	0.031	1.30 (0.94–1.78)	0.110
Reflux symptoms	1.43 (0.96–2.14)	0.081	1.40 (0.91–2.16)	0.127
Alarm symptoms	2.16 (1.43–3.27)	≤ 0.001	1.84 (1.16–2.90)	0.009
Other symptoms	1	–	1	–
Symptom duration		0.012
x < 1 week	1.75 (1.28–2.39)	0.001	1.75 (1.24–2.49)	0.002
1 week ≤ x < 1 month	1.26 (0.98–1.61)	0.071	1.28 (0.98–1.67)	0.072
1 month ≤ x < 3 months	1.13 (0.88–1.44)	0.337	1.09 (0.84–1.41)	0.539
3 months ≤ x < 6 months	1.16 (0.80–1.67)	0.440	1.18 (0.79–1.76)	0.411
≥ 6 months	1	–	1	–
Current H. pylori infection	6.46 (5.27–7.92)	≤ 0.001	6.37 (5.17–7.85)	≤ 0.001

*Adjusted by age, gender, smoking history, drinking history, family income per capita, symptom, symptom duration and H. pylori

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