Internet‐based interventions showed no clear difference in total mortality compared with usual care or no care (low certainty).
It is very uncertain whether mindfulness‐based interventions (MBIs) changes clinical CVD events (CVD mortality and non‐fatal MI) compared with non‐active comparators (very low certainty).
The review found no eligible studies for this question.
It is very uncertain whether multidisciplinary disease management programmes changes HF mortality compared with usual care (very low certainty).
The review found no eligible studies for this question.
Multidisciplinary disease management programmes probably leads to lower all‐cause mortality compared with usual care (moderate certainty).
Case management may leads to lower all‐cause mortality compared with usual care (low certainty).
Clinic‐based intervention showed no clear difference in all‐cause mortality compared with usual care (low certainty).
It is very uncertain whether carvedilol changes all‐cause mortality compared with placebo (very low certainty).
Amiodarone showed no clear difference in all‐cause mortality compared with other antiarrhythmics (low certainty).
It is very uncertain whether amiodarone changes all‐cause mortality compared with beta blockers (very low certainty).
It is very uncertain whether amiodarone changes all‐cause mortality compared with sotalol (very low certainty).
Amiodarone showed no clear difference in all‐cause mortality compared with placebo or no treatment (low certainty).
Amiodarone may leads to lower all‐cause mortality compared with beta blockers (low certainty).
Amiodarone probably leads to lower all‐cause mortality compared with other antiarrhythmics (moderate certainty).
It is very uncertain whether amiodarone changes all‐cause mortality compared with placebo or no treatment (very low certainty).
Psychological intervention with or without other rehabilitation showed no clear difference in total mortalityDeaths compared with control (usual care/other rehabilitation) (moderate certainty).
Psychological intervention with or without other rehabilitation may leads to lower cardiac mortalityDeaths compared with control (usual care/other rehabilitation) (low certainty).