Table 2.

Overall comparison between the two treatment groups with respect to follow-up HbA1c, serum creatinine and eGFR levels

Glycated Hemoglobin (%)
Treatment Groups	N	Mean Rank	U Statistic	p-value*
Sitagliptin add-on Metformin	79	73.95	2682	0.25
Empagliflozin add-on Metformin	76	82.21

Serum Creatinine (mg/dl)
Treatment Groups	N	Mean Rank	U Statistic	p-value*
Sitagliptin add-on Metformin	79	65.9	2043	< 0.001
Empagliflozin add-on Metformin	76	90.6

eGFR (ml/min/1.73 m2)
Treatment Groups	N	Mean Rank	U Statistic	p-value
Sitagliptin add-on Metformin	79	81.1	2756.5	0.4
Empagliflozin add-on Metformin	76	74.8

*p-value was calculated using Mann-Whitney U test