Table 4.

Regression coefficients and confidence intervals from regression of estimated GFR on selected risk factors for CKD among subjects

Variable	Regression coefficient	95% Confidence interval	P value
Age	-1.00	-1.11 to -0.89	<0.001*
Gender (male vs female)	11.74	9.16 to 14.32	<0.001*
Waist circumference	0.16	0.02 to 0.30	0.030*
MABP	0.22	-0.002 to 0.44	0.052
Smoking	-1.56	-12.84 to 9.72	0.786
BMI	1.12	0.81 to 1.44	<0.001*
Systolic blood pressure	-0.16	-0.34 to 0.018	0.078
Herbal concoction use	-0.893	-4.370 to 2.585	0.614

^*Significant at 5% level