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Table 2 Univariate logistic analysis and multivariate logistic regression analysis of related factors of malignancy

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

Factors Univariate Multivariate
OR (95% CI) p OR (95% CI)* p
Age, per 1 year 1.12 (1.09–1.15)  ≤ 0.001 1.12 (1.09–1.14)  ≤ 0.001
Gender, male 4.55 (2.58–8.01)  ≤ 0.001 4.08 (2.24–7.43)  ≤ 0.001
Smoking history 3.27 (1.54–6.95) 0.002 1.36 (0.59–3.12) 0.466
Drinking history 1.80 (0.65–5.01) 0.262   
Family history 0.61 (0.08–4.41) 0.621   
Family income per capita   0.593   
 < 3000 yuan/month 1.62 (0.64–4.07) 0.307   
 3000–10,000 yuan/month 1   
 > 10,000 yuan/month  ≤ 0.001 0.996   
Symptom    ≤ 0.001   
 Dyspeptic symptoms 1.47 (0.57–3.75) 0.423 1.74 (0.67–4.54) 0.256
 Reflux symptoms 0.87 (0.21–3.67) 0.852 1.01 (0.24–4.37) 0.986
 Alarm symptoms 9.88 (3.69–26.50)  ≤ 0.001 8.24 (2.90–23.46)  ≤ 0.001
 Other symptoms 1 1
Symptom duration   0.651   
 x < 1 week 1.47 (0.61–3.51) 0.391   
 1 week ≤ x < 1 month 1.02 (0.50–2.06) 0.967   
 1 month ≤ x < 3 months 1.40 (0.74–2.63) 0.302   
 3 months ≤ x < 6 months 1.68 (0.70–4.03) 0.245   
 ≥ 6 months 1   
Current H. pylori infection 0.61 (0.35–1.08) 0.088   
Current and previous H. pylori infection 0.58 (0.34–1.0) 0.049 0.65 (0.36–1.16) 0.142
  1. *Adjusted by age, gender, smoking history, symptom, symptom duration, current and previous H. pylori infection