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Figure 2 | BMC Medical Research Methodology

Figure 2

From: Assessing regression to the mean effects in health care initiatives

Figure 2

Physical Component Summary (PCS) scores on the Short Form-12 (SF-12v2), from a control group ( n = 118) participating in a health coaching study (Butterworth et al. 2006). All participants were surveyed twice, once at program commencement and then again at three months. Squares/circles represent mean scores and capped lines represent 95% bootstrapped confidence intervals (1000 resamples).

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