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Table 1 Preoperative demographic data of the patients and characteristics of the renal masses

From: Modified R.E.N.A.L nephrometry score for predicting the outcome following partial nephrectomy

  51 patients
Age (years) 50.19 ± 13.25 (20–80)
Sex: male/female 29 (56.9%)/22 (43.1%)
Medical disease (DM, HTN, IHD and/or stroke) 25 (49%)
CKD (ml/min/1.73 m2): > 90/60–89/30–59 17 (33.3%)/26 (51%)/8 (15.7%)
Solitary kidney 2 (3.9%)
Side: right/left 30 (58.8%)/21 (41.2%)
Clinical T  
 1a 11 (21.6%)
 1b 25 (49%)
 2a 13 (25.5%)
 2b 2 (3.9%)
Position: anterior/posterior/“X” 15 (29.4%)/28 (54.9%)/8 (15.7%)
Hilar position 10 (19.6%)
Renal Pelvic Score: extrarenal/intrarenal 16 (31.4%)/35 (68.6%)
Complexity: low/moderate/high 11 (21.6%)/20 (39.2%)/20 (39.2%)
Modified complexity: low/moderate/high 15 (29.4%)/20 (39.2%)/16 (31.4%)
Indications for PN  
 CKD 3 (5.9%)
 Medical disease (HTN + DM) 14 (27.4%)
 CKD + medical disease 4 (7.8%)
 SRM/peripheral mass 24 (47.0%)
 AML with bleeding 3 (5.9%)
 Solitary 1 (2%)
 Bilateral masses 2 (3.9)
BMI (kg/m2) 29.8 ± 5.2 (21–42)
ASA Score 1 (1–2)
Pre-Op eGFR (ml/min/1.73 m2) 84.6 ± 24.5 (40–141)
Pre-Op Hb (gm/dl) 13.2 ± 1.7 (9.1–16.4)
R.E.N.A.L. 9 (4–12)
MNS 12 (6–22)
  1. Values were presented as mean ± SD (range), median (range) or number of patients (%) as appropriate
  2. ASA American society of anesthesiology, BMI body mass index, CKD chronic kidney disease, DM diabetes mellitus, eGFR estimated glomerular filtration rate, Hb hemoglobin, HTN hypertension, IHD ischemic heart disease, MNS newly modified nephrometry score, Pre-Op preoperative, SRM small renal mass