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Comparison of Oswestry dysfunction index between Rapid Rehabilitation Surgical Nursing and Normal Nursing by forest plot [16,17,20]. Note: RRSN: Rapid Rehabilitation Surgical Nursing; NN: Normal Nursing; CI: Confidence interval; SD: Standard Deviation. Effect size estimates are depicted by filled squares, with horizontal whiskers corresponding to 95% CIs. The filled diamond indicates the overall mean effect size.
