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. Author manuscript; available in PMC: 2014 Jun 1.
Published in final edited form as: Prev Med. 2013 Feb 26;56(6):351–364. doi: 10.1016/j.ypmed.2013.02.021

Figure 3. Meta-Analysis of the effectiveness of physical activity interventions compared to comparison group in 6 interventions (4 papers) targeting postpartum women.

Figure 3

Heterogeneity: Chi2 = 6.68, df = 5 (p = 0.246); I2 = 25.1%

Test for overall effect: z= 3.60 p = 0.000

The area of the gray square reflects the weight that the study contributes to the meta-analysis.