Relevant independent variables and adjusted odds ratios (ORs) (95% confidence intervals) for seropositivity for H pylori and hepatitis A virus (HAV)
| Variable | Seropositivity for H pylori (ORs adjusted for) | Seropositivity for HAV (ORs adjusted for) | |||||
|---|---|---|---|---|---|---|---|
| Age and sex | Mutually adjusted7-151 | Age and sex | Mutually adjusted7-151 | ||||
| Dyspepsia | 1.72 (1.23 to 2.41) | 1.58 (1.1 to 2.27)7-150 | NS | NS | |||
| Peptic ulcer | 1.95 (1.12 to 3.4) | 1.52 (0.84 to 2.76) | NC | NC | |||
| Occupation | 0.75 (0.59 to 0.93) | 0.72 (0.57 to 0.91)7-150 | 0.49 (0.26 to 0.93) | 0.67 (0.34 to 1.34) | |||
| Crowding | 1.11 (1.01 to 1.21) | 1.07 (0.96 to 1.19) | NS | NS | |||
| No. of siblings | 1.09 (1.01 to 1.18) | 1.05 (0.95 to 1.15) | 1.36 (1.09 to 1.7) | 1.32 (1.05 to 1.66)7-150 | |||
| Refrigerator | NS | NS | 4.8 (1.27 to 18) | 5.6 (1.29 to 24.3)7-150 | |||