Table 6.

Results for the prediction of initial status and change in 7-day recall pain ratings from regime switching measures

	Recall of usual pain		Recall of pain unpleasantness

	b (SE)	β	b (SE)	β
Regression parameters
*Month-1 pain recall*
Step 1 (R²)	(.464)		(.370)
Average pain level	.92 (.06)	.70^***	1.01 (.09)	.64^***
Step 2 (ΔR²)	(.147)		(.193)
Amplitude of shifts	.34 (.09)	.27^***	.54 (.08)	.36^***
Persistence of states	−.16 (.17)	−.07	−.08 (.23)	−.03
Dominance of higher state	.37 (.07)	.25^***	.40 (.09)	.23^***
*Change in pain recall*
Step 1 (R²)	(.470)		(.368)
Change in average pain level	1.12 (.08)	.71^***	1.31 (.15)	.63^***
Step 2 (ΔR²)	(.054)		(.101)
Change in amplitude	.21 (.09)	.13^*	.56 (.16)	.27^***
Change in persistence	−.05 (.08)	−.04	−.09 (.14)	−.05
Change in dominance	.26 (.09)	.24^**	.32 (.12)	.22^**
Intercepts
Month-1 status	5.26 (.13)		5.89 (.16)
Rate of change	−.74 (.14)		−1.07 (.19)
Residual variances
Month-1 status	1.84 (.27)		2.80 (.40)
Rate of change	1.90 (.37)		3.78 (.71)

Note: All predictor variables were grand mean centered.

p < .05;

^**

p < .01;

^***

p < .001.