Helicobacter pyloriinfection | ||||
---|---|---|---|---|
PCR (reference standard) | Histological assessment (index text) | |||
+ | + | - | Sensitivity (95%CI) | |
All participants | ||||
Portugal | 104 | 100* | 4 | 96.2 (90.4-98.9) |
Mozambique | 95 | 63† | 32 | 66.3 (55.9-75.7) |
Participants not reporting previous eradication treatment | ||||
Portugal | 97 | 95‡ | 2 | 97.9 (92.7-99.7) |
Mozambique | 62 | 41§ | 21 | 66.1 (53.0-77.7) |
Participants not reporting previous PPI/H2 receptor blockers treatment | ||||
Portugal | 75 | 74# | 1 | 98.7 (92.8-100.0) |
Mozambique | 37 | 22¶ | 15 | 59.4 (42.1-75.2) |
Excluding participants reporting previous eradication and PPI/H2 receptor blockers treatments | ||||
Portugal | 97 | 95** | 2 | 97.9 (92.7-99.7) |
Mozambique | 66 | 42†† | 24 | 63.6 (50.9-75.1) |