Table 3.

Linear Regression Estimates, by State (2002–2008)

State	California	Florida	New York	North Carolina
Number of patient-episodes	139,065	25,146	120,704	40,458
Unadjusted average standardized composite score [SD]	0.0047 [1.65]	−0.34 [1.35]	−0.39 [1.36]	−0.55 [1.51]

Parameter	Estimate	SE	Estimate	SE	Estimate	SE	Estimate	SE
Intercept (White)	0.0822	0.0090	−0.188	0.0194	−0.188	0.0082	−0.318	0.0099
Black	−0.613	0.0101	−0.541	0.0301	−0.458	0.0088	−0.484	0.0128
Latino	−0.286	0.0209	0.0185	0.0303	−0.285	0.0104	−0.223	0.0555
Year	0.0488	0.0024	−0.000708	0.0076	0.0176	0.0021	0.0182	0.0037
Year by race interactions
Year × Black			0.0364	0.0112
Year × Latino	0.0133	0.0056	−0.0340	0.0141
R2 (%)	2.9		2.5		2.3		2.5

Note. Only statistically significant (p < .05) predictors were retained unless a higher order term was significant.