Table 1.
Quality assessment of trials included in the present study (STROBE)
| Author | Treatment | A | B | C | D | E | F | G | H | I |
|---|---|---|---|---|---|---|---|---|---|---|
| Kikuchi S [26] |
Palliative gastrectomy/other procedures |
P |
Y |
N |
Y |
Y |
Y |
Y |
N |
Y |
| Saidi RF [27] |
Palliative gastrectomy/no surgery |
Y |
Y |
P |
P |
Y |
N |
Y |
N |
P |
| Nazli O [28] |
Palliative gastrectomy/no surgery |
P |
Y |
N |
N |
Y |
N |
Y |
N |
N |
| Lin SZ [29] |
Palliative gastrectomy/unresectable operation/no surgery |
Y |
Y |
N |
P |
Y |
N |
Y |
N |
N |
| Lupascu C [30] |
Palliative gastrectomy/no surgery |
Y |
P |
N |
N |
Y |
N |
Y |
Y |
P |
| Zhang JZ [31] |
Palliative gastrectomy/no surgery |
Y |
P |
N |
Y |
Y |
N |
Y |
N |
Y |
| Sougioultzis S [32] |
Palliative gastrectomy/no surgery |
Y |
Y |
N |
Y |
Y |
N |
Y |
N |
P |
| Kim KH [33] |
Palliative gastrectomy/no surgery |
Y |
Y |
N |
Y |
Y |
Y |
Y |
N |
Y |
| Chang YR [34] |
Palliative gastrectomy/no surgery |
Y |
Y |
N |
Y |
Y |
Y |
Y |
N |
Y |
| Kokkola A [35] |
Palliative gastrectomy/exploration |
Y |
P |
N |
P |
Y |
P |
Y |
N |
Y |
| Chen S [36] |
Palliative gastrectomy/no surgery |
P |
Y |
N |
N |
Y |
N |
Y |
N |
P |
| Tokunaga M [37] |
Palliative gastrectomy/no surgery |
Y |
Y |
P |
Y |
Y |
N |
Y |
N |
Y |
| Miki Y [38] |
Palliative gastrectomy/no surgery |
P |
Y |
N |
Y |
Y |
N |
Y |
N |
Y |
| Dittmar Y [39] | Palliative gastrectomy/unresectable operation/other procedures/no surgery | Y | Y | P | Y | Y | N | Y | N | N |
A, Objectives and prespecified hypothesis in the introduction; B, Eligibility criteria of cohort in methods; C, Methods for recruitment of participant; D, Mention of outcomes, exposure, and confounder; E, Study size calculated; F, Potential biases addressed; G, Statistical methods described; H, Mention of how missing data was handled; I, Limitation of the study and the generalizations mentioned; Y, Yes; N, No; P, Partially.