Table 3.
Sensitivity analysis
| Excluded study | Pooled SMD [95% CI] | Cochran Q | P |
|---|---|---|---|
| Aktulay 2015 [46] | 0.54 (0.29-0.79) | 85.65 | < .05 |
| Basu 2018 [47] | 0.47 (0.28-0.66) | 43.96 | < .05 |
| Dincgez Cakmak 2019 [50] | 0.59 (0.33-0.86) | 92.35 | < .05 |
| Fashami 2020 [37] | 0.63 (0.37-0.90) | 85.65 | < .05 |
| Liu 2020 [35] | 0.60 (0.33-0.86) | 92.41 | < .05 |
| Sahbaz 2016 [51] | 0.61 (0.34-0.87) | 92.19 | < .05 |
| Sargin 2016 [36] | 0.64 (0.39-0.89) | 73.48 | < .05 |
| Sun 2020 [48] | 0.61 (0.33-0.89) | 91.65 | < .05 |
| Wang 2020 [34] | 0.58 (0.31-0.85) | 88.98 | < .05 |
| Yang 2015 [49] | 0.62 (0.33-0.90) | 89.39 | < .05 |
| Yilmaz 2014 [33] | 0.53 (0.28-0.77) | 79.84 | < .05 |
No individual study significantly affected the pooled estimate.
Abbreviation: SMD, standardized mean difference.