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. 2014 Mar 6;39(5):532–541. doi: 10.1093/jpepsy/jsu006

Figure 1.

Figure 1.

Flow chart of family attrition and skipped data points across time. Participants were designated as skipped if they did not complete a given time point, but did complete a subsequent time point. Participants were designated as dropped if they officially withdrew or skipped all subsequent time points.