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Table 1 Number and frequencies of risk factors for CKD outcome prior to CKD or end of study time (total of 53,728 individuals not on PPI and total of 22,734 individuals on PPI)

From: Proton pump inhibitors are associated with increased risk of development of chronic kidney disease

 

Not on PPI

On PPI

p_value

Total

Case(CKD)

Control

Total

Case(CKD)

Control

53728

14600

39128

22734

4711

18023

Vascular disease (n)

9948

3703

6245

3525

1046

2479

<0.0001

 

18.52 %

25.36 %

15.96 %

15.51 %

22.20 %

13.75 %

 

COPD (n)

4792

1541

3251

2239

569

1670

<0.0001

 

8.92 %

10.55 %

8.31 %

9.85 %

12.08 %

9.27 %

 

Cancer (n)

5540

1689

3851

1648

443

1205

<0.0001

 

10.31 %

11.57 %

9.84 %

7.25 %

9.40 %

6.69 %

 

Diabetes (n)

11410

4515

6895

3976

1206

2770

<0.0001

 

21.24 %

30.92 %

17.62 %

17.49 %

25.60 %

15.37 %

 

Hypertension (n)

33496

12024

21472

14202

3734

10468

<0.0001

 

62.34 %

82.36 %

54.88 %

62.47 %

79.26 %

58.08 %

 

GI (n)

7494

1913

5581

12832

2324

10508

<0.0001

 

13.95

13.1

14.26

56.44

49.33

58.3

 

Black (n)

5404

1067

4337

2315

357

1958

0.5994

 

10.06 %

7.31 %

11.08 %

10.18 %

7.58 %

10.86 %

 

Female (n)

3340

534

2806

1342

214

1128

0.099

 

6.22 %

3.66 %

7.17 %

5.90 %

4.54 %

6.25 %

 

Age in years (mean)

56.94

66.9

53.2

56.3

63.88

54.32

<0.0001

(STD)

15.38

11

15.2

13.17

10.9

13

 

Time at risk (quarters) (mean)

10.37

6.55

11.8

14.1

10.83

14.95

<0.0001

(STD)

7.66

5.9

7.74

7.1

6.17

7.08