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Table 1 The descriptive data of eligible studies. The unit of ST-elevation size is millimeter

From: The prognostic effect of ST-elevation in lead aVR on coronary artery disease, and outcome in acute coronary syndrome patients: a systematic review and meta-analysis

Author and publish year

Duration of study (year)

Country

Type of study

Number of patients and grouping

Total mean age ± SD

Male/female

Score of quality assessment

Ashraf. H et al. (2011) [29]

1

Egypt

Cross-sectional

81 ST-elevation AVR ≥ 0.5 mm

69 non-ST-elevation AVR

59 ± 9

115/35

16

Rathi. N et al. (2016) [41]

1

Pakistan

Cross-sectional

81 ST-elevation AVR ≥ 0.5 mm

33 non-ST-elevation AVR

56.65 ± 15.44

88/26

14

Katırcıbaşı. T. M et al. (2007) [30]

6

Turkey

Cross-sectional

65 ST-elevation AVR ≥ 1 mm

39 non-ST-elevation AVR

60.6

79/25

14

Kosuge. M et al. (2008) [33]

1

Japan

Cross-sectional

92 ST-elevation AVR ≥ 0.5 mm

275 non-ST-elevation AVR

67 ± 10

252/115

15

Rostoff. P et al. (2006) [42]

Unclear

Poland

Cross-sectional

54 ST-elevation AVR ≥ 0.5 mm

80 non-ST-elevation AVR

59.9 ± 9.7

92/42

12

Nabati. M et al. (2017) [38]

1

Iran

Cohort

52 ST-elevation AVR ≥ 0.5 mm

77 non-ST-elevation AVR

58.40 ± 10.64

65/64

13

Y. M. Marrero (2020) [37]

3

Cuba

Cross-sectional

34st-elevation AVR ≥ 0.5 mm

78 non-ST-elevation AVR

62.5 ± 12.4

68/44

13

Kosuge. M et al. (2009) [32]

Unclear

Japan

Cross-sectional

345 ST-elevation AVR ≥ 0.5 mm

156 non-ST-elevation AVR

66 ± 11

348/153

14

Kosuge. M et al. (2005) [35]

4

Japan

Cross-sectional

83 ST-elevation AVR ≥ 0.5 mm

227 non-ST-elevation AVR

66 ± 10

213/97

13

Kosuge. M et al. (2006) [34]

4

Japan

Cross-sectional

90 ST-elevation AVR ≥ 0.5 mm

243 non-ST-elevation AVR

67 ± 10

230/103

16

Kosuge. M et al. (2011) [31]

Unclear

Japan

Cross-sectional

157 ST-elevation AVR ≥ 0.5 mm

415 non-ST-elevation AVR

67 ± 11

397/115

15

Kosuge. M et al. (2001) [36]

5

Japan

Cross-sectional

23 ST-elevation AVR ≥ 0.5 mm

82 non-ST-elevation AVR

58

91/14

13

Ozmen.N et al. (2010)* [40]

Unclear

Turkey

Case–control

21 ST-elevation AVR ≥ 0.5 mm

40 non-ST-elevation AVR

47.86

42/19

19

Nough. H et al. (2012) [39]

1

Iran

Cross-sectional

81 0.05 ≤ ST-elevation AVR < 1 mm

43 ST-elevation AVR ≥ 1 mm

276 non-ST-elevation AVR

61.0 ± 12

257/143

13

N. Misumida et al. (2016) [5]

1

Israel

Cross-sectional

97 ST-elevation AVR ≥ 0.5 mm

282 non-ST-elevation AVR

64.7

226/153

15

Rostoff. P et al. (2005) [43]

Unclear

Poland

Cross-sectional

54 ST-elevation AVR ≥ 0.5 mm

80 non-ST-elevation AVR

60.6 ± 9.5

92/42

12

Ruiz-Mateos. B et al. (2020) [44]

Unclear

Spain

Cohort

20 ST-elevation AVR

322 non-ST-elevation AVR

60

275/67

11

Separham. A et al. (2018) [45]

1

Iran

Cohort

122 ST-elevation AVR ≥ 0.5 mm

278 non-ST-elevation AVR

63.93 ± 13.05

285/115

14

Jalal. U. M et al. (2019) [47]

1

Bangladesh

Cross-sectional

6 ST-elevation AVR ≥ 0.5 mm

101 non-ST-elevation AVR

56.36

95/12

10

Wong. C et al. (2010) [48]

Unclear

New Zealand

Cohort

1685 ST-elevation AVR = 0.5 mm

819 ST-elevation AVR = 1 mm

325 ST-elevation AVR ≥ 1.5 mm

12,996 non-ST-elevation AVR

60.77

11,375/4450

15

Tang, et al. (2008) [46]

4.5

China

Cross-sectional

26 ST-elevation AVR ≥ 0.5 mm

30 non-ST-elevation AVR

65.92

33/17

14

Wong. C et al. (2012) [49]

Unclear

New Zealand

Cohort

1109 ST-elevation AVR ≥ 1 mm

14,206 non-ST-elevation AVR

60.77

Total = 15,315

13

Wu et al. (2008) [50]

Unclear

China

Cross-sectional

68 0.05 ≤ ST-elevation AVR < 1 mm

77 ST-elevation AVR ≥ 1 mm

281 non-ST-elevation AVR

58.92

292/134

14

Yamaji. H et al. (2002) [51]

Unclear

Japan

Cross-sectional

36 ST-elevation AVR ≥ 0.5 mm

12 non-ST-elevation AVR

–

Total = 48

13

Yan. T.A et al. (2007) [52]

5

13 countries

Cross-sectional

292 0.05 ≤ ST-elevation AVR < 1 mm

76 ST-elevation AVR ≥ 1 mm

4696 non-ST-elevation AVR

66.23

3199/1865

14

Zhang. X et al. (2015) [54]

4

China

Cross-sectional

192 ST-elevation AVR ≥ 0.5 mm

254 non-ST-elevation AVR

62.1 ± 12

335/91

14

Yan. Y et al. (2015) [53]

3

China

Cross-sectional

54 ST-elevation AVR ≥ 0.5 mm

141 non-ST-elevation AVR

62.96

112/83

13

Gaffari. S et al. (2016) [24]

1

Iran

Cohort

64 ST-elevation AVR < 1 mm

106 1 ≤ ST-elevation AVR < 2 mm

60 ST-elevation AVR ≥ 2 mm

55.96 ± 8.91

159/71

13

Alherbish. A et al. (2013) [12]

2

Canada, New Zealand, NC

Cohort

3819 non-ST-elevation AVR

352 ST-elevation AVR ≥ 1 mm

60.79

4289/1349

16

Cerit. L et al. (2017) [19]

3

Cyprus

Cross-sectional

37 non-ST-elevation AVR

80 ST-elevation AVR ≥ 0.5 mm

61.35

89/28

15

Barrabés. J et al. (2003) [17]

15

Spain

Cross-sectional

525 non-ST-elevation AVR

116 0.5 ≤ ST-elevation AVR < 1 mm

134 ST-elevation AVR ≥ 1 mm

61.3

592/183

14

Gachchhadar. P et al. (2018) [23]

1

Bangladesh

Cross-sectional

11 ST-elevation AVR < 0.75 mm

25 ST-elevation AVR > 0.75 mm

56.4

30/6

14

Goto. Y et al. (2011) [25]

6

Japan

Cross-sectional

106 non-ST-elevation AVR

85 ST-elevation AVR ≥ 0.5 mm

62 ± 10

185/52

14

Hengrussamee A et al. (2005) [26]

1

Thailand

Cross-sectional

17 non-ST-elevation AVR

9 ST-elevation AVR ≥ 0.5 mm

64 ± 9

21/5

11

Baheti. A et al. (2021) [16]

2

America

Cohort

567 non-ST-elevation AVR

74 ST-elevation AVR ≥ 1 mm

57

366/275

15

Ducas. R et al. (2013) [22]

4

Canada

Cohort

138 non-ST-elevation AVR

53 ST-elevation AVR ≥ 0.5 mm

68

132/59

14

Hirano. T et al. (2006) [27]

16

Japan

Cross-sectional

101 non-ST-elevation AVR

39 ST-elevation AVR ≥ 0.5 mm

65

96/44

13

Chen. Y et al. (2004) [21]

15

Taiwan

Cross-sectional

6 non-ST-elevation AVR

16 ST-elevation AVR > 0.5 mm

63.68

18/4

12

Badri. M et al. (2019) [15]

2

Egypt

Cross-sectional

21 non-ST-elevation AVR

39 ST-elevation AVR ≥ 0.5 mm

60 ± 9

37/28

15

Aygül. N et al. (2006) [13]

4

Turkey

Cross-sectional

315 non-ST-elevation AVR

46 ST-elevation AVR ≥ 0.5 mm

58 ± 10

293/68

13

Aygul. N et al. (2008) [14]

6

Turkey

Cross-sectional

795 non-ST-elevation AVR

155 ST-elevation AVR > 0.5 mm

59 ± 12

742/208

14

Sheibani. H et al. (2021) [28]

1

Iran

Cross-sectional

335 non-ST-elevation AVR

137 ST-elevation AVR ≥ 0.5 mm

61 ± 14

248/224

12

Beyranvand. M et al. (2017) [18]

3

Iran

Cross-sectional

116 non-ST-elevation AVR

79 0.5 ≤ ST-elevation AVR < 1 mm

24 ST-elevation AVR ≥ 1 mm

59.00 ± 13.14

228/60

12

Chen. Y et al. (2005) [20]

7

Taiwan

Cross-sectional

38 non-ST-elevation AVR

18 0.5 ≤ ST-elevation AVR < 1 mm

22 ST-elevation AVR ≥ 1 mm

63.68

18/4

10

Abbase. A et al. (2011) [11]

1

Iraq

Cross-sectional

56 None

43 ST-elevation AVR ≥ 0.5

56.44

65/35

12