Table 2 . The minimum and maximum range, median and mean± SD of kidney damage score in five experimental groups .

Group	Minimum	Maximum	Median	Mean
CP +PFE 25 (mg/kg)	2	3	2	2.2±0.45
CP + PFE 50 (mg/kg)	2	3	2.5	2.5±0.55
CP	2	3	2	2.38±0.52
PFE 25 (mg/kg)	0	1	0	0.25±0.5#*×
PFE 50 (mg/kg)	0	0	0	0±0.00#*×

(*), (#) and (×) indicate significant difference (P<0.05) when compared with the positive control (group 3), group 2, and group 1, respectively.