Risk of acute kidney injury and survival in patients treated with Metformin: an observational cohort study

BMC Nephrology

Table 2 Summary patient characteristics by metformin exposure status

	Metformin exposed periods	Metformin unexposed periods
	(60,738.1 years)	(66,165.9 years)
Age (Years) ^a	65.7 (57.3 - 73.5)	70.2 (61.1 – 78.1)
HbA_1c %	7.3 (6.7- 8.3)	6.7 (6.2- 7.6)
(mmol/mol) ^a	56 (50 – 67)	50 (44 - 60)
Diabetes Duration (years) ^a	6.9 (3.7 – 11.2)	4.3 (1.8 – 8.9)
eGFR category (%)
>60	44,830.6 (73.8)	39,332.4 (59.4)
30-60	12,575.1 (20.7)	18,775.3 (28.3)
<30 ml/min/1.73²	236.8 (0.4)	1592.7 (2.4)
ACE/ARB use (%)	25,572.6 (42)	21,827.7 (33)
NSAID use (%)	5967.4 (10)	6140.8 (9)

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