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| Variables | Dichotomous | Continuous |
| Pain | RR 0.66 (0.48 to 0.91) | SMD ‐1.39 (‐2.09 to ‐0.69) |
| Heaviness | NS | SMD ‐1.50 (‐2.21 to ‐0.79) |
| Swelling | NS | SMD ‐1.65 (‐2.38 to ‐0.92) |
| Note: Only 1 study was analyzed | ||
NS: non‐significant RR: risk ratio SMD: standardized mean difference
