Table 2 Basic characteristics of included articles (n = 4)
Included articles | Country | Group | Sample size (case) | Age (year, `x ± s) | Outcome indicator | Intervention No. |
|---|---|---|---|---|---|---|
Paul 2012 [11] | Australia | RIPC group | 48 | 65.5 ± 12.6 | Number of CI-AKI, deaths within 3 months, troponin at 6 h and 12 h | B |
Control group | 48 | 64.4 ± 14.5 | A | |||
Seyed 2021 [12] | Iran | RIPC group | 85 | 66.9 ± 5.12 | Number of CI-AKI, creatinine at 48–72 h, glomerular filtration rate | D |
Control group | 77 | 67.9 ± 4.54 | A | |||
Sami 2022 [13] | Turkey | RIPC upper limb group | 60 | 59.7 ± 8.8 | Number of CI-AKI, creatinine at 48–72 h | E |
RIPC lower limb group | 58 | 59.7 ± 8.8 | F | |||
Control group | 50 | 59.4 ± 9.8 | A | |||
Menting 2015 [14] | Netherlands | RIPC group | 38 | 73 ± 8.5 | Number of CI-AKI, deaths within 3 months, creatinine at 48–72 h | C |
Control group | 38 | 71 ± 11 0.37 | A |