Effect of Routine Therapy Assisted by Physical Exercise on Pulmonary Function in Patients with Asthma in Stable Stage: A Systematic Review and Meta-analysis of Randomized Clinical Trials

Figure 6

Funnel plot of FVC level in the two groups: (a–c) funnel plot of FVC level before and after treatment in the experimental group (a) and the control group (b) and contract of FVC level in the experimental group after treatment with the control group (c).

(a) Begg’s funnel plot with pseudo-95% confidence limits

(b) Begg’s funnel plot with pseudo-95% confidence limits

(c) Begg’s funnel plot with pseudo-95% confidence limits