TABLE 2.

Multiple regression models predicting physical activity limitations

	CALI child report		CALI parent report
	ΔR2	β at final step	ΔR2	β at final step
Step 1	0.38***		0.08
Household income		−0.23		0.09
Usual pain intensity		0.47***		0.23
Step 2	0		0.02
Depressive symptoms		−0.03		0.05
Step 3	0.16**		0.17**
Fear-avoidance beliefs		0.42**		0.43**
Total R2	0.54***		0.27*

^*P<0.05;

^**P<0.01;

^***P<0.001. CALI Child Activity Limitations Interview