Table 3 Results of reporting quality according to MOOSE checklist [%(95%CI)]

Background

Research questions

[100 (93.70, 100.00)]

[0 (0.00, 6.31)]

[0 (0.00, 6.31)]

Research hypothesis

[100 (93.70, 100.00)]

[0 (0.00, 6.31)]

[0 (0.00, 6.31)]

Outcomes

[100 (93.70, 100.00)]

[0 (0.00, 6.31)]

[0 (0.00, 6.31)]

Types of interventions

[100 (93.70, 100.00)]

[0 (0.00, 6.31)]

[0 (0.00, 6.31)]

Types of study

[100 (93.70, 100.00)]

[0 (0.00, 6.31)]

[0 (0.00, 6.31)]

Population

[98.3 (90.63, 99.99)]

[0 (0.00, 6.31)]

[1.8 (0.00, 9.42)]

Search strategy

Qualification

[29.8 (18.40, 43.43)]

[3.5 (0.41, 12.13)]

[66.7 (52.90, 78.61)]

Strategy

[94.7 (85.42, 98.90)]

[1.8 (0.00, 9.42)]

[3.5 (0.41, 12.13)]

Research information

[40.4 (27.38, 54.23)]

[59.7 (45.80, 72.41)]

[0 (0.00, 6.31)]

Electronic searches

[96.5 (87.91, 99.57)]

[0 (0.00, 6.31)]

[3.5 (0.41, 12.13)]

Retrieval software

[0.0 (0.00, 6.31)]

[0 (0.00, 6.31)]

[100.0 (93.70, 100.00)]

Inclusion and exclusion criteria

[45.6 (32.43, 59.31)]

[00 (0.00, 6.31)]

[54.4 (40.71, 67.60)]

Hand searching

[89.5 (78.53, 96.01)]

[8.8 (2.90, 19.31)]

[1.8 (0.00, 9.42)]

Language

[24.6 (14.1, 37.80)]

[66.7 (52.90, 78.61)]

[8.8 (2.90, 19.31)]

Content incompleteness

[57.9 (44.10, 70.91)]

[40.4 (27.61, 54.20)]

[1.8 (0.00, 9.42)]

Personal contacts

[77.1 (64.21, 87.30)]

[22.8 (12.68, 35.79)]

[0 (0.00, 6.31)]

Methods

Literature correlation

[98.3 (90.61, 99.99)]

[1.8 (0.00, 9.42)]

[0 (0.00, 6.31)]

Quantitative Data Synthesis

[100.0 (93.70, 100.00)]

[0.0 (0.00, 6.31)]

[0 (0.00, 6.31)]

Blinding

[98.3 (90.63, 99.99)]

[0.0 (0.00, 6.31)]

[1.8 (0.00, 9.42)]

Confounding

[52.6 (39.01, 66.12)]

[0.0 (0.00, 6.31)]

[47.3 (34.00, 61.03)]

Regression analysis

[98.3 (90.61, 99.99)]

[1.8 (0.00, 9.42)]

[0 (0.00, 6.31)]

Heterogeneity

[98.3 (90.61, 99.99)]

[0 (0.00, 6.31)]

[1.8 (0.00, 9.42)]

Model description

[98.3 (90.61, 99.99)]

[0 (0.00, 6.31)]

[1.8 (0.00, 9.42)]

Appropriate charts

[84.2 (72.10, 92.53)]

[0 (0.00, 6.31)]

[15.8 (7.46, 27.89)]

Results

Table display

[94.7 (85.41, 98.90)]

[0 (0.00, 6.31)]

[5.3 (1.13, 14.61)]

Chart display

[100 (93.70, 100.00)]

[0 (0.00, 6.31)]

[0 (0.00, 6.31)]

Sensitivity analysis

[96.5 (87.89, 99.59)]

[0 (0.00, 6.31)]

[3.5 (0.41, 12.13)]

Uncertainty of results

[100 (93.70, 100.00)]

[0 (0.00, 6.31)]

[0 (0.00, 6.31)]

Discussion

Potential biases

[100 (93.70, 100.00)]

[0 (0.00, 6.31)]

[0 (0.00, 6.31)]

Rationality of exclusion criteria

[84.2 (72.10, 92.53)]

[15.8 (7.46, 27.89)]

[0 (0.00, 6.31)]

Quality of included studies

[100.0 (93.70, 100.00)]

[0 (0.00, 6.31)]

[0 (0.00, 6.31)]

Conclusion

Other reasons for the result

[96.5 (87.89, 99.59)]

[0 (0.00, 6.31)]

[3.5 (0.41, 12.13)]

Extension of results

[98.3 (90.61, 99.99)]

[0 (0.00, 6.31)]

[1.8 (0.00, 9.42)]

Implications

[98.3 (90.61, 99.99)]

[0 (0.00, 6.31)]

[1.8 (0.00, 9.42)]

Funding

[96.5 (87.89, 99.59)]

[0 (0.00, 6.31)]

[3.5 (0.41, 12.13)]