Table 4.
Result of the PRISMA assessments.
| Section/topic | Items | Tang et al., 2021 | Xing, 2021 | Qin et al., 2019 | Fan, 2019 | Compliance (%) |
|---|---|---|---|---|---|---|
| Title | (Q1) Title | Y | Y | Y | Y | 100% |
|
| ||||||
| Abstract | (Q2) Structured summary | Y | Y | Y | Y | 100% |
|
| ||||||
| Introduction | (Q3) Rationale | Y | Y | Y | Y | 100% |
| (Q4) Objectives | Y | Y | Y | Y | 100% | |
|
| ||||||
| Methods | (Q5) Protocol and registration | N | N | N | N | 0% |
| (Q6) Eligibility criteria | Y | Y | Y | Y | 100% | |
| (Q7) Information sources | Y | Y | Y | Y | 100% | |
| (Q8) Search | PY | PY | PY | Y | 25% | |
| (Q9) Study selection | Y | Y | Y | Y | 100% | |
| (Q10) Data collection process | Y | Y | Y | Y | 100% | |
| (Q11) Data items | Y | Y | Y | Y | 100% | |
| (Q12) Risk of bias in individual studies | Y | Y | Y | Y | 100% | |
| (Q13) Summary measures | Y | Y | Y | Y | 100% | |
| (Q14) Synthesis of results | Y | Y | Y | Y | 100% | |
| (Q15) Risk of bias across studies | Y | Y | Y | Y | 100% | |
| (Q16) Additional analyses | Y | Y | Y | Y | 100% | |
|
| ||||||
| Results | (Q17) Study selection | Y | Y | Y | Y | 100% |
| (Q18) Study characteristics | Y | Y | Y | Y | 100% | |
| (Q19) Risk of bias within studies | Y | Y | Y | Y | 100% | |
| (Q20) Results of individual studies | Y | Y | Y | Y | 100% | |
| (Q21) Synthesis of results | Y | Y | Y | Y | 100% | |
| (Q22) Risk of bias across studies | Y | Y | Y | Y | 100% | |
| (Q23) Additional analysis | Y | Y | Y | Y | 100% | |
|
| ||||||
| Discussion | (Q24) Summary of evidence | Y | Y | Y | Y | 100% |
| (Q25) Limitations | Y | Y | Y | Y | 100% | |
| (Q26) Conclusions | Y | Y | Y | Y | 100% | |
|
| ||||||
| Funding | (Q27) Funding | Y | Y | Y | Y | 100% |
Y: yes; PY: partial yes; N: no.