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. 2021 Jul 25;2021(7):CD012920. doi: 10.1002/14651858.CD012920.pub2

2. Draft Summary of Findings table.

Summary of findings for the main comparison: Hybrid repair versus conventional open repair for aortic arch dissection
Patient or population: patients with a diagnosis of aortic arch dissection
Settings: hospital
Intervention: hybrid repair
Comparison: open repair
Outcomes Anticipated absolute effects* (95% CI) Relative effect(95% CI) Number of participants(studies) Certainty of the evidence(GRADE) Comments
Risk with open repair Risk with hybrid repair
Mortality,
Follow‐up: median N (months)
Study population HR
N
(N to N)
N
(N) ⊕⊝⊝⊝
very low
⊕⊕⊝⊝
low
⊕⊕⊕⊝
moderate
⊕⊕⊕⊕
high
 
N per 1000 N per 1000
(N to N)
Neurological deficit,
Follow‐up: median N (months)
Study population RR
N
(N to N)
N
(N) ⊕⊝⊝⊝
very low
⊕⊕⊝⊝
low
⊕⊕⊕⊝
moderate
⊕⊕⊕⊕
high
 
N per 1000 N per 1000
(N to N)
Cardiac injury,
Follow‐up: median N (months)
Study population RR
N
(N to N)
N
(N) ⊕⊝⊝⊝
very low
⊕⊕⊝⊝
low
⊕⊕⊕⊝
moderate
⊕⊕⊕⊕
high
 
N per 1000 N per 1000
(N to N)
Respiratory compromise,
Follow‐up: median N (months)
Study population RR
N
(N to N)
N
(N) ⊕⊝⊝⊝
very low
⊕⊕⊝⊝
low
⊕⊕⊕⊝
moderate
⊕⊕⊕⊕
high
 
N per 1000 N per 1000
(N to N)
Renal ischaemia,
Follow‐up: median N (months)
Study population RR
N
(N to N)
N
(N) ⊕⊝⊝⊝
very low
⊕⊕⊝⊝
low
⊕⊕⊕⊝
moderate
⊕⊕⊕⊕
high
 
N per 1000 N per 1000
(N to N)
False lumen thrombosis,
Follow‐up: median N (months)
Study population RR
N
(N to N)
N
(N) ⊕⊝⊝⊝
very low
⊕⊕⊝⊝
low
⊕⊕⊕⊝
moderate
⊕⊕⊕⊕
high
 
N per 1000 N per 1000
(N to N)
Mesenteric ischaemia,
Follow‐up: median N (months)
Study population RR
N
(N to N)
N
(N) ⊕⊝⊝⊝
very low
⊕⊕⊝⊝
low
⊕⊕⊕⊝
moderate
⊕⊕⊕⊕
high
 
N per 1000 N per 1000
(N to N)
*The risk in the intervention group (and its 95% confidence interval) is based on the assumed risk in the comparison group and the relative effect of the intervention (and its 95% CI).
CI: confidence interval; N: number; HR: hazard ratio; RR: risk ratio
GRADE Working Group grades of evidenceHigh certainty: We are very confident that the true effect lies close to that of the estimate of the effect
Moderate certainty: We are moderately confident in the effect estimate: The true effect is likely to be close to the estimate of the effect, but there is a possibility that it is substantially different
Low certainty: Our confidence in the effect estimate is limited: The true effect may be substantially different from the estimate of the effect
Very low certainty: We have very little confidence in the effect estimate: The true effect is likely to be substantially different from the estimate of effect