Ahmed 2001.
Methods |
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Participants | Inclusion criteria
Exclusion criteria: NS |
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Interventions | Treatment group
Control group
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Outcomes |
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Notes | Source of funding: NS | |
Risk of bias | ||
Bias | Authors' judgement | Support for judgement |
Random sequence generation (selection bias) | Unclear risk | Not reported |
Allocation concealment (selection bias) | Unclear risk | Not reported |
Blinding (performance bias and detection bias) All outcomes | Low risk | Investigators blinded |
Incomplete outcome data (attrition bias) All outcomes | High risk | Less than half the randomised patients were analysed, no reason for losses to follow‐up given. |
Selective reporting (reporting bias) | Low risk | Planned outcomes were all analysed |