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Fit indices: χ2359 = 1233; root mean square error of approximation = 0.02; comparative fit index = 0.98; and Tucker-Lewis index = 0.97. Standardized estimates (SEs) are shown. Thick lines indicate significant paths at P < .01. Cross-sectional correlations among constructs were estimated but are not shown here. Factor loadings for the 5 sleep problem indicator variables are not shown.
