Table 2.

Differences (=Estimate) Between the Reduction of Core Factor Subscale T-score and Reduction of Anxiety/Somatization Subscale T-scores at Assessments 2, 3, 4, and 5 Using GEE Method

Scalea × Time	Estimate	Standard error	P
Scale × Assessment 2	–5.8	1.3	<.001
Scale × Assessment 3	–10.2	1.5	<.001
Scale × Assessment 4	–11.5	1.6	<.001
Scale × Assessment 5	–13.4	1.6	<.001

Abbreviations: GEE, generalized estimating equations.

^a Scale = Core factor T-score vs anxiety/somatization T-score (as reference scale).