. 2014 Apr 10;2014:742724. doi: 10.1155/2014/742724

Table 1.

Comparison of serum and salivary creatinine levels between CKD patients and controls using t test.

	Group	N	Mean	Std. deviation	Std. error mean	t-value	P-value
Serum (mg/dL)	Controls	37	0.887	0.168	0.028	16.969	<0.001**
Serum (mg/dL)	Cases	105	5.956	3.048	0.297	16.969	<0.001**

Saliva (mg/dL)	Controls	37	0.122	0.060	0.010	11.126	<0.001**
Saliva (mg/dL)	Cases	105	0.660	0.485	0.047	11.126	<0.001**

**Denotes statistically highly significant.