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Table 2 Incidence rates of tuberculosis (TB) (N = 289,579, TB events = 1012)

From: The impact on incident tuberculosis by kidney function impairment status: analysis of severity relationship

Variable

TB events

N

Follow up (years/person)

Follow up (person-years)

Incidence rate (per 100,000 person-years)

Hazard Ratio

(95%CI)

P-value

Kidney function

 CKD nil or stage 1

362

129421

3.99

516,705.16

70.06

Reference

   

 CKD stage 2

395

128248

4.33

555,749.96

71.08

1.024

(0.888,

1.182)

0.7408

 CKD stage 3a

120

17228

4.15

71,566.72

167.68

2.404

(1.956,

2.956)

< 0.0001

 CKD stage 3b

64

7116

3.92

27,917.47

229.25

3.273

(2.509,

4.270)

< 0.0001

 CKD stage 4

37

3449

3.52

12,133.22

304.95

4.317

(3.078,

6.054)

< 0.0001

 CKD stage 5

22

2500

2.52

6298.52

349.29

4.852

(3.154,

7.464)

< 0.0001

 Long-term dialysis

10

1579

3.61

5694.64

175.60

2.493

(1.330,

4.673)

0.0044

 Kidney transplant

2

38

3.68

139.93

1429.33

20.575

(5.147,

82.239)

< 0.0001

  1. Abbreviation: CKD Chronic kidney disease