Research Article
Population- and Gender-Based Investigation for Prevalence of Helicobacter pylori in Dhamar, Yemen
Table 1
Number (percent) of H. pylori positive specimens using strip One-Step H. pylori antigen test and selective cultural media.
| Detection methods | Sampling source | Total no. of specimens | No. of positive specimens (%) | Statistical values | X̄ | SD | 95% CI | Upper limit | Lower limit |
| Serological test | M | 250 | 43 (17.2) | 146.5 | 146.4 | 186.3 | 106.7 | R: 120 | R: 24 (20) | 72 | 67.9 | 90.5 | 53.5 | U: 130 | U: 19 (14.6) | 74.5 | 78.5 | 95.8 | 53.2 | F | 210 | 46 (21.9) | 128 | 116.0 | 159.5 | 96.5 | R: 95 | R: 25 (26.3) | 60 | 49.5 | 73.5 | 46.5 | U: 115 | U: 21 (18.3) | 68 | 66.5 | 86.1 | 49.9 | T | 460 | 89 (19.3) | 274.5 | 262.3 | 345.8 | 203.2 | R | 215 | 49 (22.8) | 132 | 117.4 | 163.9 | 100.1 | M: 120 | M: 24 (20) | 72 | 67.9 | 90.5 | 53.5 | F: 95 | F: 25 (26.3) | 60 | 49.5 | 73.5 | 46.5 | U | 245 | 40 (16.3) | 142.5 | 145 | 181.9 | 103.1 | M: 130 | M: 19 (14.6) | 74.5 | 78.5 | 95.8 | 53.2 | F: 115 | F: 21 (18.3) | 68 | 66.5 | 86.1 | 49.9 | T | 460 | 89 (19.3) | 274.5 | 262.3 | 345.8 | 203.2 |
| Cultural and biochemical tests | M | 250 | 39 (15.6) | 144.5 | 149.2 | 185.1 | 103 | R: 120 | R: 22 (18.3) | 71 | 69.3 | 89.8 | 52.2 | U: 130 | U: 17 (13.1) | 73.5 | 79.9 | 95.2 | 51.8 | F | 210 | 42 (20) | 126 | 118.8 | 158.3 | 93.7 | R: 95 | R: 23 (24.2) | 59 | 509 | 72.8 | 45.2 | U: 115 | U: 19 (16.5) | 67 | 67.9 | 85.5 | 48.5 | T | 460 | 81 (17.6) | 270.5 | 268 | 242.3 | 197.7 | R | 215 | 45 (20.9) | 130 | 120.2 | 162.7 | 97.3 | M: 120 | M: 22 (18.3) | 71 | 69.3 | 89.8 | 52.2 | F: 95 | F: 23 (24.2) | 59 | 50.9 | 72.8 | 45.2 | U | 245 | 36 (14.7) | 140.5 | 147.8 | 180.7 | 100.3 | M: 130 | M: 17 (13.1) | 73.5 | 79.9 | 95.2 | 51.8 | F: 115 | F: 19 (16.5) | 67 | 67.9 | 85.5 | 48.5 | T | 460 | 81 (17.6) | 270.5 | 268 | 243.3 | 197.7 |
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R: rural; U: urban; M: male; F: female; T: total samples; (statistic value = X̄: sample means (average); SD: standard deviation; CI: confidence interval).
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