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Table 1 Characteristics of the subjects in eligible studies

From: A comparison between triplet and doublet chemotherapy in improving the survival of patients with advanced gastric cancer: a systematic review and meta-analysis

Study

Number Arms

Efficacy

Age

Sex

Disease status

ECOG

OS

PFS

TTP

ORR

Median

Range

Male

LA

ME

0-1

≥2

Median months

  

N

%

N

%

N

%

N

%

N

%

Fluoropyrimidine-based

 Ajani 2005

79 DTX+Cis+5-FU

9.6

5.9

NA

43

57

21-83

53

70

4

6

72

95

79

100

0

1

76 DTX+Cis

10.5

5

NA

26

57

30-76

61

77

1

1

75

95

75

99

0

1

 Douglass 1984

46 5-FU+Doxo+MMC

29.5

NA

NA

39

61.0

32-81

35

76

0

0

46

100

30

65

16

35

46 Doxo+MMC

19

NA

NA

29

58

33-78

37

80

0

0

46

100

28

61

18

39

 Roth 2007

41 DTX+Cis+5-FU

10.4

NA

4.6

36.6

61

35-78

30

73

2

5

39

95

41

100

0

0

38 DTX+Cis

11.0

NA

3.6

18.4

58

40-70

29

76

7

18

31

82

38

100

0

0

 Van Cutsem 2015

89 DTX+Ox+5-FU

14.6

7.6

NA

46.6

58

NA

61

69

0

0

89

100

87

98

2

2

79 DTX+Ox

8.93

4.5

NA

23.1

59

NA

51

65

0

0

79

100

77

99

1

1

Platinum-based

 Kikuchi K 1990

32 ADM+5-FU+Cis

NA

NA

NA

6

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

33 ADM+5-FU

NA

NA

NA

0

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

N

 Park 2008

45 Cis+Iri+5-FU

10.5

6.2

NA

42

52

29-70

30

76

0

0

45

100

38

84

7

16

46 Iri+5-FU

10.7

4.8

NA

42

55

26-73

30

67

0

0

45

100

35

78

11

29

 Roth 1999

61 Epi+Cis+5-FU

9.6

NA

NA

42.6

54

NA

37

61

12

22

42

78

24

39

30

61

61 Epi+5-FU

7.1

NA

NA

28.6

56

NA

42

69

16

30

40

84

27

44

29

56

Anthracyclin-based

 Douglass 1984

39 5-FU+Doxo+Me

5.5

NA

NA

29

59.5

43-76

28

71

0

0

39

100

30

77

9

23

48 5-FU+Me

3.3

NA

NA

14

62.0

24-79

38

80

0

0

48

100

35

72

13

28

 Kim 2001

48 Epi+Cis+5-FU

8.5

NA

4.4

41.5

55

NA

45

75

3

5

57

95

54

90

6

10

48 Cis+5-FU

7.3

NA

3.9

37.7

56

NA

42

70

3

5

57

95

53

88

7

12

 KRGCGC 1992

25 Epi+Cis+5-FU

6.9

NA

NA

27

55

NA

45

75

3

5

57

97

54

90

6

10

22 Cis+5-FU

4

NA

NA

24

55

NA

45

75

3

5

57

95

54

90

6

10

 Yun 2010

44 Epi+Cis+Cap

NA

6.5

NA

37

55

37-51

28

64

NA

NA

NA

NA

40

91

1

9

47 Cis+Cap

NA

6.4

NA

38

58

33-75

34

72

NA

NA

NA

NA

41

87

4

13

MMC-based

 Cullinan 1985

51 5-FU+Doxo+MMC

NA

NA

NA

38.5

60

NA

39

76

20

39

31

61

32

63

19

37

49 Doxo+5-FU

NA

NA

NA

27.7

63

NA

37

76

18

37

31

63

33

67

16

33

 Koizumi 2004

33 5-DFUR+Cis+MMC

8.03

NA

NA

25

58

36-79

19

58

NA

NA

NA

NA

16

48

13

39

29 5-DFUR+Cis

5.97

NA

NA

17.2

58

37-79

17

59

NA

NA

NA

NA

25

86

6

24

Taxane-based

 AI-Batran 2013

79 DTX+Ox+5-FU

17.3

9.1

NA

48.6

69

65-81

51

71

22

31

50

69

67

93

5

7

76 Ox+5-FU

14.5

7.1

NA

28.17

70

65-82

45

63

22

32

49

68

65

92

6

9

 Van Cutsem 2006

227 DTX+Cis+5-FU

9.2

NA

5.6

37

55

26-79

159

72

6

3

213

96

218

99

3

1

230 Cis+5-FU

8.6

NA

3.7

25

55

25-76

158

71

6

3

217

97

211

99

3

1

 Wang 2015

119 DTX+Cis+5-FU

10.2

7.2

NA

48.7

56.6

19-80

81

68.1

30

25.2

89

77.4

115

96.6

4

3.4

115 Cis+5-FU

8.5

4.9

NA

33.9

55.5

33-74

88

76.5

26

22.6

89

74.8

108

93.9

7

6.1

 Yamada 2018

370 S-1+Cis

15.3

6.5

NA

56

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

371 S-1+Cis+DOC

14.2

7.4

NA

59.3

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

Irinotecan-based

 Guimbaud 2014

209 Epi+Cis+Cape

9.5

5.3

NA

39.2

61.4

28-84

154

74

36

17

173

83

169

81

36

17

207 5-FU+Iri

9.7

5.8

NA

37.8

61.4

29-80

155

75

31

15

176

85

173

84

27

13

 Lin 2009

13 5-FU+Ox+PTX

NA

NA

NA

62.5

55

36-67

18

72

NA

NA

NA

NA

NA

NA

NA

NA

12 5-FU+Iri

NA

NA

NA

33.3

55

36-67

18

72

NA

NA

NA

NA

NA

NA

NA

NA

Other

 Kim 1993

110 5-FU+Doxo+MMC

6.84

3

NA

25

54

19-77

68

62

NA

NA

NA

NA

75

68

23

21

112 Cis+5-FU

8.61

5.5

NA

51

51

20-68

71

63

NA

NA

NA

NA

83

74

20

18

 Li 2011

50 PTX+Cis+5-FU

10.8

NA

NA

48

59

20-74

32

68

22

46

28

56

NA

NA

NA

NA

44 Ox+5-FU

9.9

NA

NA

45.5

58

20-75

31

70

17

41

27

61

NA

NA

NA

NA

 Maiello 2011

36 Epi+Cis+Cap

NA

NA

NA

54.3

58

39-74

22

60

NA

NA

NA

NA

NA

NA

NA

NA

31 DTX+5-FU

NA

NA

NA

22.6

61

44-75

23

74

NA

NA

NA

NA

NA

NA

NA

NA

 Roth 2007

40 Epi+Cis+5-FU

8.3

NA

4.9

25

59

32-71

30

75

7

17

33

83

40

100

0

0

41 DTX+Cis+5-FU

10.4

NA

4.9

36.6

61

35-78

30

73

2

5

39

95

41

10

0

0

 Thuss-Patience 2005

45 Epi+Cis+5-FU

9.7

NA

5.5

35.6

63

33-75

36

80

1

2

44

98

44

98

1

2

45 DTX+5-FU

9.5

NA

5.3

37.8

62

34-75

29

64

1

2

44

98

42

95

2

4

 Van Hoefer 2000

133 5-FU+Doxo+MTX

6.7

3.3

NA

12

58

30-74

96

72

22

17

111

83

117

88

16

12

134 Cis+5-FU

7.2

4.1

NA

20

57

24-74

91

68

21

16

113

84

114

85

20

15

132 Eto+5-FU+LV

7.2

3.3

NA

9

59

25-74

90

68

22

17

110

83

120

92

12

9

  1. OS Overall survival, PFS Progression-free survival, TTP Time to progression, ORR Objective response rate, LA Locally advanced, ME Metastatic disease, ECOGE Eastern Cooperative Oncology Group performance status, NA Not applicable, DTX Docetaxel, DOC Docetaxel, PTX Palictaxel,Ciscisplatin, 5- FU Fluorouracil, Cape Capcapecitabine, Cap Capcapecitabine, 5-DFUR Doxifluridine, Ox Oxaliplatin, Doxo Doxorubicin, Epi Epirubicin, Iri Irinotecan, MMC Mitomycin C, Eto Etoposide, Cis Cisplatin, ADM Adriamycin, Me Methyl-CCNU, S-1 Tegafur