Table 3. CKD stages at baseline and one year follow up using CKD - EPI formula.

N = 88
CKD stages – At one year follow up
CKD – stages baseline		1 f (%)	2 f (%)	3 f (%)	4 f (%)	Total f (%)
	1	13 (40.60)	19 (59.40)	0	0	32 (100)
	2	4 (8.5)	30 (63.8)	13 (27.7)	0	47 (100)
	3	0	2 (25)	5 (62.5)	1 (12.50)	8 (100)
	4	0	0	0	1 (100)	1 (100)
	Total	17 (19.3)	51 (58)	18 (20.40)	2 (2.3)	88 (100)

Values in the parenthesis are row percentages. This is cross table; row total represents the baseline and column total represents the one year follow up stages of CKD.