Figure 1

Percent of sufferers who sought for medical help for their sleep disturbances and of patients asked about quality of their sleep by the physician, according to frequency of problem or level of concern/severity. Shown are the means + SEM. * p < 0.01, ** p < 0.001 vs. chronically affected sufferers (t-test for proportions), # p < 0.05 vs. not affected sufferers (one-way ANOVA, Dunnett's post-hoc test).