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Fig. 5 | Journal of the International Society of Sports Nutrition

Fig. 5

From: Effects of caffeine intake on muscle strength and power: a systematic review and meta-analysis

Fig. 5

Forest plot showing differences between the effects of placebo and caffeine trials on measures of muscle power expressed as vertical jump height. The size of the plotted squares reflects the relative statistical weight of each study. The numbers on the x-axis denote the standardized mean differences expressed as Hedge’s g. The horizontal lines denote the respective 95% confidence intervals (CI)

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