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Table 2 Study population characteristics

From: Urate lowering therapy to improve renal outcomes in patients with chronic kidney disease: systematic review and meta-analysis

First author (Ref. No.)

Population

BL RAAS blockade

Tx age

Ct age

Tx gender (F:M or % male)

Ct gender (F:M or % male)

Tx SUA baseline (mg/dL)

Ct SUA baseline (mg/dL)

Katholi [51]

sCr 1.4-2.0 mg/dl and rec contrast

Excluded

60 ± 4 (NMg), 61 ± 3 (LoMg)

59 ± 5 (NMg), 63 ± 4 (LoMg)

Not reported

Not reported

Not reported

Not reported

Perez-Ruiz [56]

Chronic Gout with CrCl 20-80

Not reported

60.9 ± 12.8

67.3 ± 9.59

Not reported

Not reported

9.35 ± 1.96

8.96 ± 1.84

Kamper [50]

HTN CsA Renal Tr

Minority

M median age 47, W median age 47

N/A

10:16

N/A

7.90 (median), 4.87-11.60 (range)

N/A

Schmidt [53]

HTN CsA Renal Tr

Not reported

58 ± 12

N/A

1:12

N/A

7.8 ± 2.2

7.8 ± 1.8

Doehner [35]

LV dysfxn (EF < 40%), hyperUA >400 umol/L

Not reported

68 ± 2

69 ± 3

100% male

100% male

8.99 ± 0.37

9.88 ± 0.62

Chanard [54]

HTN CsA Renal Tr

Not reported

45.2 ± 9.9

48.2 ± 11.5

7:17

8:16

8.11 ± 1.66

7.56 ± 1.65

Siu [48]

sCr 120-400 umol/L

Majority

47.7 ± 12.9

48.8 ± 16.8

9:4

13:15

9.75 ± 1.18

9.92 ± 1.68

Liu [36]

CKD (120-400 umol/L) and hyperUA

Not reported

45.6 ± 12.5

46.5 ± 13. 8

8:16

10:13

9.73 ± 0.20

9.92 ± 0.26

Sarris [34]

hyperUA > 7 mg/dL, mild-mod CKD, sCr >1.5, <3.0 mg/dL

Not reported

49.2 ± 17.3

50.4 ± 15.8

8:10

11:7

8.88 ± 1.26

9.16 ± 1.46

Lei [40]

CKD with hyperUA

Not reported

48.6 ± 10.2

49.5 ± 9.8

9:20

9:19

8.84 ± 1.45

8.70 ± 1.41

Malaguarnera [55]

hyperUA, 65-85 yrs, sCr 2.5 mg/dl

Approximately half

75.6 ± 8.4

76.4 ± 8.1

15:5

12:6

10.9 ± 2.9

10.3 ± 3.1

Nouri-Majalan [52]

Pts undergoing CABG and eGFR < 60

Not reported

65 ± 9.5

61 ± 7.90

13:17

16:14

Not reported

Not reported

Deng [37]

CKD

Not reported

60.0 ± 11.1

58.8 ± 9.4

15:14

14:18

8.59 ± 1.01

8.93 ± 0.96

Goicoechea [44]

CKD Stage 3-5

Majority

72.1 ± 7.9

71.4 ± 9.5

Not reported

Not reported

7.8 ± 2.1

7.3 ± 1.6

Momeni [46]

T2DM Nephropathy

Majority

56.3 ± 10.6

59.1 ± 10.6

11:9

11:9

5.96 ± 1.21

6.5 ± 2.2

Shen [38]

CKD with hyperUA

Not reported

47.1 ± 11.8

47.6 ± 12.4

8:18

9:17

9.01 ± 1.38

8.89 ± 1.50

Kao [45]

LVH and CKD Stage 3

Majority

70.6 ± 6.9

73.7 ± 5.3

59% male

46% male

7.39 ± 1.5

7.06 ± 1.3

Tan [39]

T2DM nephropathy eGFR, 30-60 ml/min/1.73 m2

Majority

59.3 ± 9.2

58.6 ± 8.3

35:37

33:35

8.93 ± 0.96

8.60 ± 1.01

Shi [47]

IgA nephropathy and hyperUA

Excluded

39.7 ± 10.0

40.1 ± 10.8

8:13

10:9

7.9 ± 1.1

7.8 ± 1.1