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Table 3 The pooled effect of outcome indicators

From: Segmental artery clamping versus main renal artery clamping in nephron-sparing surgery: updated meta-analysis

Outcome indicators SMD/OR 95%CI Z value P
Operation time
LPN 1.17 0.75, 1.58 5.54 0.000
RPN 0 − 0.38, 0.38 0 0.911
Overall 0.56 0.25, 0.87 3.55 0.000
Warm ischemia time
LPN 0.12 − 0.25, 0.49 0.63 0.530
RPN − 0.07 − 0.42, 0.28 0.38 0.702
Overall 0.04 − 0.21, 0.28 0.3 0.761
Estimated blood loss
LPN 0.65 0.35, 0.95 4.29 0.000
RPN 0.41 0.11, 0.71 2.7 0.007
Overall 0.55 0.34, 0.75 5.1 0.000
Length of hospital stay
LPN − 0.131 − 0.355, 0.092 1.15 0.317
RPN 0.152 − 0.019, 0.322 1.74 0.182
Overall − 0.006 − 0.166, 0.154 0.08 0.060
1-week postoperative change percentage in eGFR − 0.97 − 1.41, − 0.53 4.32 0.000
1-month postoperative change percentage in eGFR − 0.41 − 0.77, − 0.05 2.25 0.025
3-month postoperative change percentage in eGFR − 0.26 − 0.59, 0.07 1.54 0.124
6-month postoperative change percentage in eGFR − 0.08 − 0.40, 0.56 0.33 0.741
Positive surgical margin 1.173 0.547, 2.517 0.41 0.908
Blood transfusion rate 1.065 0.610, 1.860 0.22 0.825
Clavien classification(≥ 3) 0.89 0.507, 1.564 0.4 0.686
Postoperative complications (hemorrhage, hematuria, urine leak ) 0.816 0.601, 1.107 1.31 0.191