Study | D1-plus Number of patients | D2 Number of patients | Total Number of patients | SMD | 95% CI | |
---|---|---|---|---|---|---|
Lorenzon L | 93 | 93 | 186 | −0.301 | −0.592 | −0.010 |
Galizia D 2015 | 36 | 37 | 73 | −1.193 | −1.702 | −0.684 |
Zhang CD 2018 | 114 | 276 | 390 | −1.130 | −1.363 | −0.897 |
Lam S 2018 | 54 | 150 | 204 | −0.518 | −0.835 | − 0.201 |
Total (fixed effects) | 297 | 556 | 853 | −0.775 | − 0.925 | − 0.625 |
Total (random effects) | 297 | 556 | 853 | −0.772 | −1.222 | −0.322 |