| | Authors | Year | Endpoint | Number of CIT intervals | CIT interval details | Resolution [hours] | OR calculation method [stepwise forward/blockwise two-sided] |
| | Debout et al. [18] | 2015 | Graft failure, death | 4 | 6–16 h, 16–24 h, 24–36 h, >36 h | 8 and 12 | Blockwise two-sided |
| | Gill et al. [19] | 2014 | DGF | 7 | 0–6 h, 6–12 h, 12–18 h, 18–24 h, 24–30 h, 30–36 h, >36 h | 6 | Blockwise two-sided |
| | Sert et al. [20] | 2014 | DGF | 3 | 0–10 h, 10–20 h, 20–30 h, >30 h | 10 | Blockwise two-sided |
| | van der Vliet et al. [21] | 2011 | DGF, 5 yr graft survival | 5 | 0–16 h, 16–20 h, 21–25 h, 26–30 h, >30 h | 4 and 16 | Blockwise two-sided |
| | Quiroga et al. [22] | 2006 | DGF, AR | 5 | 5–17 h, 18–20 h, 21–24 h, 25–31 h, >32 h | 3, 4, 5, 7, 13 | Blockwise two-sided |
| | Su et al. [23] | 2004 | Graft failure | 6 | 0–8 h, 9–16 h, 17–24 h, 25–36 h, 37–48 h, >48 h | 8 and 12 | Blockwise two-sided |
| | Opelz [24] | 2004 | Graft failure | 5 | 0–6 h, 7–12 h, 13–24 h, 25–36 h, >36 h | 6 and 12 | Blockwise two-sided |
| | Smits et al. [25] | 2000 | Graft failure | 4 | 0–18 h, 19–24 h, 25–36 h, >37 h | 5 and 18 | Blockwise two-sided |
| | Ojo et al. [26] | 1997 | DGF | 4 | 0–12 h, 13–24 h, 25–36 h,
>36 h | 12 | Blockwise two-sided |
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