Table 1 Effect of intervention and model on serum creatinine in mice with AKI.

From: Therapeutic effects of micro-RNAs in preclinical studies of acute kidney injury: a systematic review and meta-analysis

Study+

miRNA

AKI model

Comparator SCr (µM)

SD

n

Intervention SCr (µM)

SD

n

Mean difference

95% CI ( +)

95% CI (−)

Mimic

Wang et al., (2020)3*

miR-218-5p

IRI

28.1

6.4

9

18.4

5.5

9

− 9.7

− 4.2

− 15.2

Zhao et al., (2020)7*

miR-27a-3p

IRI

125.1

34.8

3

162.7

60.4

3

37.6

116.4

− 41.3

Chen et al., (2019)8*

miR-424

IRI

217.5

24.5

NS

128.3

17.0

NS

− 89.2

− 65.4

− 113.0

Liu et al., (2019)11*

miR-377

IRI

209.2

44.0

8

229.8

99.8

8

20.6

96.2

− 55.0

Zhu et al., (2019)21*

miR-204-5p

IRI

62.3

8.6

6

28.6

4.5

6

− 33.7

− 25.9

− 41.5

Song et al., (2018)29*

multiple including miR-17–92 cluster

IRI

51.1

3.3

5

37.6

4.4

5

− 13.5

− 8.7

− 18.3

Wei et al., (2018)30*

miR-668

IRI

203.4

53.6

6

127.6

50.2

7

− 75.8

− 19.3

− 132.3

Hao et al., (2017)37*

miR-17-5p

IRI

209.0

31.6

5

130.2

24.0

5

− 78.8

− 44.0

− 113.6

Huang et al., (2018)38*

miR-146

IRI

59.0

8.2

6

40.8

2.0

6

− 18.2

− 11.4

− 25.0

Chen et al., (2016a)49*

miR-16

IRI

82.5

40.9

7

117.0

19.4

7

34.5

68.1

0.9

Liang et al., (2015)58*

miR-26a

IRI

108.8

11.7

6

58.8

5.2

6

− 50.0

− 39.8

− 60.2

Lan et al., (2012)67*

miR-494

IRI

65.9

32

7

135.5

82.5

7

69.6

135.2

4.0

 

Total

 

118.5

29.8

74

101.3

45.0

75

− 17.2

− 5.0

− 29.5

Wei et al., (2020)4*

miR-21

Sepsis

48.4

19.9

4

77.9

17.4

4

29.5

55.4

3.6

Funahashi et al., (2019)9*

miR-146a

Sepsis

47.2

90.3

7

13.9

7.3

7

− 33.3

33.8

− 100.4

Li et al., (2018b)25*

miR-124

Sepsis

152.5

19.4

20

45.2

10.4

20

− 107.3

− 97.7

− 116.9

 

Total

 

82.7

54.5

31

45.7

12.4

31

− 37.0

− 17.3

− 56.7

Antagomir

Geng et al., (2020)2*

miR-21

IRI + IPC

67.6

23.3

6

145.72

36.6

6

78.1

112.8

43.4

Zhao et al., (2020)7*

miR-27a-3p

IRI

116.1

38.6

3

91.9

19.2

3

− 24.2

24.6

− 72.9

Li et al., (2019)10*

miR-23a

IRI

111.3

8.2

5

99.3

3.78

5

− 12.0

− 4.1

− 19.9

Liu et al., (2019)11*

miR-377

IRI

209.2

44

8

156.5

60

8

− 52.7

− 1.1

− 104.3

Song et al., (2018a)28*

miR-21

IRI

223.3

50.7

6

274.4

54.1

6

51.1

110.4

− 8.2

Wei et al., (2018)30*

miR-668

IRI

178.2

37.8

6

239.9

28

7

61.7

97.5

25.9

Huang et al., (2018)38*

miR-146

IRI

59.0

8.2

6

74.4

4

6

15.4

22.7

8.1

Jiao et al., (2017)40*

miR-21

IRI + IPC

45.1

6.6

5

113.24

28.5

5

68.1

93.8

42.5

Xu et al., (2017a)45*

miR-21

IRI + IPC

41

17.2

6

111.1

22.5

6

70.1

92.8

47.4

Xu et al., (2017b)46*

miR-21

IRI + CoCl2 PC

71.9

33.3

6

129.8

111.8

6

57.9

151.2

− 35.4

Chen et al., (2016a)49*

miR-16

IRI

93.1

31.1

7

75.5

21.8

7

− 17.6

10.5

− 45.7

Dai et al., (2016)51*

miR-146a

IRI + LPS PC

54.2

10.3

6

158.6

27.8

6

104.4

128.1

80.7

Wei et al., (2016)54*

miR-489

IRI

74.5

30.6

3 to 7

82

33.1

3 to 7

7.5

40.9

− 25.9

Bhatt et al., (2015)55*

miR-687

IRI

227.9

8

4

104.3

35.6

4

− 123.6

− 87.8

− 159.4

Lorenzen et al., (2014)63*

miR-24

IRI

225.7

12.7

20

121.7

21.9

20

− 104.0

− 92.9

− 115.1

Jia et al., (2013)65*

miR-21

IRI + Xe PC

63.3

12.1

5

118.6

25.9

5

55.3

80.4

30.2

Lan et al., (2012)67*

miR-494

IRI

86.9

19.2

5

55.4

21.5

5

− 31.5

− 6.2

− 56.8

Xu et al., (2012)69*

mir-21

IRI

35.4

1.9

6

33.4

4.9

5

− 2.0

2.2

− 6.2

Xu et al., (2012)69*

miR-21

IRI + IPC

18.6

2.8

6

26.9

3.8

5

8.3

12.2

4.4

 

Total

 

105.4

25.5

123

116.5

52.4

122

11.1

21.4

0.8

Wei et al., (2020)4*

miR-21

Sepsis

50.1

6.5

4

31.1

18.5

4

− 19.0

0.2

− 38.2

Wang et al., (2017b)43*

miR-107

Sepsis

81.4

5.7

5

48.7

6

5

− 32.7

− 25.4

− 40.0

Jia et al., (2017)39*

miR-21

Sepsis + IPC

48.6

15.2

6 to 8

61.9

14

6 to 8

13.3

27.6

− 1.0

Jia et al., (2015)57*

miR-21

Sepsis + Xe PC

39.4

9.7

6

53.8

17.8

6

14.4

30.6

− 1.8

 

Total

 

54.9

10.0

23

48.9

14.9

23

− 6.0

1.3

− 13.3

Gene deletion

Wang et al., (2020)3*

miR-218-5p

IRI

22.7

5.7

8

208.8

86.2

9

186.0

246.1

126.0

Yan et al., (2020a)5*

miR-214

IRI

170.7

61.4

 > 6

96.38

35.37

 > 6

− 74.3

− 17.6

− 131.0

Ranganathan et al., (2015)60*

miR-150

IRI

142.9

12

6

83.8

13.9

6

− 59.1

− 44.4

− 73.8

Wei et al., (2010)70*

Multiple

IRI

197

72

4

69.1

28

4

− 127.9

− 52.2

− 203.6

 

Total

 

133.3

47.8

24

114.5

49.1

25

− 18.8

8.3

− 46.0

Pan et al., (2019)13*

miR-21

Sepsis + IPC

44.9

10.3

4

141.4

9.7

4

96.5

110.4

82.6

  1. AKI acute kidney injury, CI confidence interval, CoCl2 PC cobalt chloride preconditioning, IPC ischemic preconditioning, IRI ischemia reperfusion injury, LPS PC lipopolysaccharide preconditioning, miRNA micro-RNA, n sample size, NS not specified, SCr serum creatinine, SD standard deviation, Xe PC xenon preconditioning.
  2. *Study references are found in the Supplementary materials; + 5 studies in mice did not report creatinine and were excluded.