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Table 2 Meta-analysis of demographics of the patients of the included studies

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

Indicators Number of studies Number of SAC Number of MAC Heterogeneity analysis  
χ2 df I2 P value OR/SMD (95CI) P value
Male 22 1072 1541 157.90 21 86.70 0.31 − 0.41(− 0.39, 0.118) 0.27
BMI (kg/m2) 21 979 1441 122.30 20 83.60 0.00 − 0.71(− 0.41, 0.07) 0.16
RENAL scores 16 841 1268 80.40 15 81.30 0.00 0.15(− 0.09, 0.40) 0.21
Tumor size(cm) 22 1000 1504 157.98 21 86.70 0.00 − 0.14(− 0.40, 0.40) 0.29
Preoperative eGFR (mL/min/1.73 m2) 21 694 1364 0.00 20 0.00 1.00 0.0(− 0.105, 0.105) 1.00