Table 3. Blood Urea Nitrogen and Creatinine levels and ratios.

	Minimum	Maximum	Mean	Std. Deviation
BUN
On Admission	3.0	132.0	24.5	16.6
At Discharge	1.0	78.0	12.0	10.8
Creatinine
On Admission	0.5	25.0	2.5	2.4
At Discharge	0.5	10.0	1.2	1.3
BUN Creatinine Ratio on Admission	1.0	31.4	11.6	5.7
BUN Creatinine Ratio on Discharge	0.57	42	11.72	7.9