Review Article
Meta-Analysis of Atrial Fibrillation Ablation in Patients with Systolic Heart Failure
Table 3
Risk of bias assessment table.
| | Bias | Study | Judgement | Support for judgement |
| | Random sequence generation (selection bias) | | | |
| | | Khan 2008 | Low risk | Computer generated |
| | | MacDonald 2011 | Low risk | Computer generated |
| | | Jones 2013 | Low risk | Computer generated |
| | | Hunter 2014 | Low risk | Random number generator |
| | | Di Biase 2016 | Low risk | Computer generated |
| | | Prabhu 2017 | Low risk | Computer generated |
| | | Marrouche 2018 | Low risk | Computer generated |
| | Allocation concealment (selection bias) | | | |
| | | Khan 2008 | Low risk | Computer generated randomization |
| | | MacDonald 2011 | Low risk | Computer generated randomization |
| | | Jones 2013 | Low risk | Computer generated randomization |
| | | Hunter 2014 | Low risk | Random number generator |
| | | Di Biase 2016 | Low risk | Computer generated randomization |
| | | Prabhu 2017 | Low risk | Computer generated randomization |
| | | Marrouche 2018 | Low risk | Computer generated randomization |
| | Blinding of participants and personnel (performance bias) | | | |
| | | Khan 2008 | High risk | No blinding |
| | | MacDonald 2011 | High risk | No blinding |
| | | Jones 2013 | High risk | No blinding |
| | | Hunter 2014 | High risk | No blinding |
| | | Di Biase 2016 | High risk | No blinding |
| | | Prabhu 2017 | High risk | No blinding |
| | | Marrouche 2018 | High risk | No blinding |
| | Blinding of outcome assessment (detection bias) | | | |
| | | Khan 2008 | High risk | No blinding |
| | | MacDonald 2011 | Moderate risk | Only scans analysis was blinded |
| | | Jones 2013 | Low risk | People conducting cardiopulmonary exercise test and imaging analysis were blinded |
| | | Hunter 2014 | Moderate risk | Only echocardiogram analysis was blinded |
| | | Di Biase 2016 | Moderate risk | Only echocardiogram analysis was blinded |
| | | Prabhu 2017 | High risk | No blinding |
| | | Marrouche 2018 | High risk | No blinding |
| | Incomplete outcome data addressed (attrition bias) | | | |
| | | Khan 2008 | Low risk | No significant attrition |
| | | MacDonald 2011 | Low risk | No significant attrition |
| | | Jones 2013 | Low risk | No significant attrition |
| | | Hunter 2014 | Low risk | No significant attrition |
| | | Di Biase 2016 | Low risk | No significant attrition |
| | | Prabhu 2017 | Low risk | No significant attrition |
| | | Marrouche 2018 | Low risk | No significant attrition |
| | Selective reporting (reporting bias) | | | |
| | | Khan 2008 | Low risk | |
| | | MacDonald 2011 | Low risk | |
| | | Jones 2013 | Low risk | |
| | | Hunter 2014 | Low risk | |
| | | Di Biase 2016 | Low risk | |
| | | Prabhu 2017 | Low risk | |
| | | Marrouche 2018 | Low risk | |
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