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Table 1 Demographic characteristics of cohort at study midpoint 1st July 2008, n = 12,373

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

Age in yearsa

68.2 (59.2-75.9)

Sex (M) (%)

6636 (54)

Metformin Use (%)

5975 (48)

Diabetes Duration in yearsa

5.48 (2.50-9.91)

Number of diabetes drug classes prescribed (%)

0

4187 (33.8)

1

4517 (36.5)

2

2943 (23.8)

3

671 (5.4)

4

53 (0.4)

5

2 (0.02)

eGFR category (%)

>60

8926 (72.1)

30-59

2574 (20.8)

<29 ml/min/1.732

180 (1.5)

Missing

693 (5.6)

HbA1c %

7.0 (6.3 – 7.9)

(mmol/mol)

53 (45- 63)

ACE inhibitor or ARB Use (%)

5074 (41%)

NSAID or Cox-2 inhibitor use (%)

1160 (9.4%)

  1. aMedian & IQR