Table 1.

Descriptive statistics (median and range) of the serum creatinine concentration levels and of the GFR before and a month after the LPN

	All the patients (n = 48)	Patients without RFD (n = 18)	Patients with RFD (n = 30)
Baseline creatinine, mg/dl	1.00 (0.52–6.10)	1.10 (0.52–6.10)	0.89 (0.67–1.90)
GFRb, ml/min	65.0 (6.7–104.7)	57.8 (6.7–103.3)	81.3 (25.8–104.7)
Post–operative creatinine, mg/dl	1.20 (0.40–5.99)	0.95 (0.40–5.99)	1.30 (0.72–2.30)
GFRp, ml/min	49.5 (6.8–150.7)	75.3 (6.8–150.7)	43.1 (20.0–98.0)
GFRp − GFRb, ml/min	−6.48 (−70.6–73.2)	6.88 (0–73.2)	−19.3 (−70.6–−2.1)