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Table 4 ESRD incidence according to baseline eGFR and TUG categories, using the CKD-EPI eGFR formula

From: Association between physical performance and incidence of end-stage renal disease in older adults: a national wide cohort study

eGFR (CKD-EPI)

TUG

Subjects

ESRD incidence

Incidence ratioa

Model 1

Model 2

Model 3

Model 4

15–29

−10

1868

699

101.09

1 (ref.)

1 (ref.)

1 (ref.)

1 (ref.)

10–14.9

671

239

97.19

0.96 (0.82–1.12)

1.00 (0.87–1.16)

0.98 (0.84–1.13)

1.2 (0.88–1.18)

15–19.9

125

55

115.72

1.14 (0.87–1.50)

1.20 (0.91–1.58)

1.21 (0.92–1.60)

1.17 (0.88–1.54)

20-

34

11

102.72

1.03 (0.57–1.87)

1.28 (0.70–2.33)

1.11 (0.61–2.02)

1.43 (0.78–2.60)

30–59

−10

114,006

1078

1.82

1 (ref.)

1 (ref.)

1 (ref.)

1 (ref.)

10–14.9

36,997

397

1.96

1.04 (0.93–1.17)

1.11 (0.99–1.25)

1.02 (0.91–1.14)

1.02 (0.91–1.15)

15–19.9

5496

68

2.16

1.12 (0.88–1.43)

1.21 (0.95–1.55)

1.07 (0.84–1.37)

0.97 (0.76–1.24)

20-

1052

16

2.72

1.42 (0.87–2.33)

1.60 (0.97–2.61)

1.10 (0.67–1.80)

1.00 (0.61–1.64)

60–89

−10

643,658

710

0.22

1 (ref.)

1 (ref.)

1 (ref.)

1 (ref.)

10–14.9

171,381

246

0.27

1.20 (1.04–1.39)

1.21 (1.04–1.40)

1.16 (1.00–1.34)

1.13 (0.98–1.31)

15–19.9

22,505

43

0.34

1.45 (1.07–1.98)

1.46 (1.07–1.98)

1.36 (1.00–1.85)

1.29 (0.95–1.75)

20-

3684

13

0.64

2.72 (1.57–4.71)

2.74 (1.58–4.74)

2.43 (1.41–4.22)

2.13 (1.23–3.70)

≥90

−10

399,594

245

0.13

1 (ref.)

1 (ref.)

1 (ref.)

1 (ref.)

10–14.9

131,227

102

0.15

1.18 (0.94–1.49)

1.18 (0.94–1.49)

1.15 (0.91–1.44)

1.13 (0.90–1.43)

15–19.9

17,558

11

0.12

0.92 (0.50–1.68)

0.92 (0.50–1.68)

0.87 (0.47–1.58)

0.86 (0.47–1.57)

20-

2925

5

0.34

2.60 (1.07–6.30)

2.56 (1.06–6.21)

2.37 (0.98–5.74)

2.39 (0.99–5.80)

  1. Model 1: crude model; Model 2: adjusting for sex, smoking status, alcohol history, exercise level, and income; Model 3: adjusting for variables of Model 2 with BMI, DM, HT, dyslipidemia, and eGFR; Model 4: adjusting for variables of Model 3 and state of dipstick proteinuria (4 categories)
  2. BMI body mass index, CKD-EPI Chronic Kidney Disease Epidemiology Collaboration equation based on serum creatinine, DM diabetes mellitus, eGFR estimated glomerular filtration rate, ESRD end-stage renal disease, HT hypertension, TUG timed up-and-go test
  3. aPer 1000 person-years