| HP | 患病人数(人) | x2 | P值 | |||||||||
| 贲门 | 构成比(%) | 胃底 | 构成比(%) | 胃体 | 构成比(%) | 胃角 | 构成比(%) | 胃窦 | 构成比(%) | |||
| 阴性 | 19 | 17.76 | 35 | 32.71 | 25 | 23.36 | 19 | 17.76 | 9 | 8.41 | 109.48 | <0.001 |
| 弱阳 | 4 | 50 | 0 | 0 | 2 | 25 | 2 | 25 | 0 | 0 | ||
| 阳性 | 51 | 13.75 | 19 | 5.12 | 85 | 22.91 | 41 | 11.05 | 175 | 47.17 | ||
| 强阳 | 1 | 20 | 1 | 20 | 0 | 0 | 2 | 40 | 2 | 40 | ||