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. 2019 Dec 16;2019(12):CD004290. doi: 10.1002/14651858.CD004290.pub3

Summary of findings for the main comparison. Target of rapamycin inhibitors (TOR‐I) versus calcineurin inhibitors (CNI): main outcomes for primary immunosuppression in kidney transplant recipients.

TOR‐I versus CNI: outcomes up to 2 years (main outcomes) for primary immunosuppression in kidney transplant recipients
Patient or population: primary immunosuppression in kidney transplant recipients
 Setting: kidney transplant services
Intervention: TOR‐I
 Comparison: CNI
Outcomes (up to 2 years for primary outcomes) Anticipated absolute effects* (95% CI) Relative effect
 (95% CI) No. of participants
 (studies) Certainty of the evidence
 (GRADE)
Risk with CNI Risk with TOR‐I
Death (all causes) 25 per 1,000 33 per 1,000
 (22 to 50) RR 1.31
 (0.87 to 1.98) 3618 (19) ⊕⊕⊕⊝
 MODERATE 1
Graft loss censored for death 51 per 1,000 68 per 1,000
 (49 to 93) RR 1.32
 (0.96 to 1.81) 3277 (14) ⊕⊕⊕⊝
 MODERATE 1
Biopsy‐proven acute rejection 196 per 1,000 333 per 1,000
 (258 to 429) RR 1.70
 (1.32 to 2.19) 3309 (15) ⊕⊕⊕⊝
 MODERATE1
CMV infection 157 per 1,000 68 per 1,000
 (46 to 99) RR 0.43
 (0.29 to 0.63) 2026 (13) ⊕⊕⊕⊕
 HIGH
Adverse wound outcomes: all complications 77 per 1,000 198 per 1,000
 (150 to 260) RR 2.56
 (1.94 to 3.36) 1679 (12) ⊕⊕⊕⊝
 MODERATE 1
All malignancies 24 per 1,000 20 per 1,000
 (12 to 35) RR 0.86
 (0.50 to 1.48) 2584 (10) ⊕⊕⊕⊝
 MODERATE 1
Number needing to change treatment 132 per 1,000 320 per 1,000
 (249 to 412) RR 2.42
 (1.88 to 3.11) 3148 (14) ⊕⊕⊕⊝
 MODERATE 1
*The risk in the intervention group (and its 95% CI) is based on the assumed risk in the comparison group and the relative effect of the intervention (and its 95% CI).
 
 CI: Confidence interval; RR: Risk ratio; CMV: cytomegalovirus
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

1 few events leading to wide confidence intervals