Table 4.

Comparison of Kidney Function Test (KFT) indices between exposed and unexposed groups

Indices (units)	Exposed group (n = 200) (Mean ± SD)	Unexposed group (n = 200) (Mean ± SD)	p∗
Urea (mg/dL)	36 ± 5.4	34 ± 8.2	<0.001†
Serum creatinine (mg/dL)	1.1 ± 0.3	1.05 ± 0.14	0.05†
Calcium (mg/dL)	9.2 ± 0.7	9.7 ± 0.6	<0.001†
Sodium (mEq/L)	139 ± 2.6	140 ± 2.6	0.008†
Potassium (mEq/L)	4.3 ± 0.38	4.3 ± 0.39	0.3

SD, standard deviation.

^∗Independent sample t test.

^†KFT, Significantly different (p < 0.05).