Table 6.

Regression models for number of treatment visits in patients treated by a physical therapist in 2005, for the United States (FOTO), Israel (Maccabi) and the Netherlands (LiPZ), for the total patient population, patients treated for their lumbar spine and patients with ankle sprain

	FOTO			Maccabi			LiPZ
Total population1	b	SE	p	b	SE	p	b	SE	p
Constant (male, 50 years, acute complaints)	9.95	0.099		6.52	0.043		9.98	0.279
Female	-0.32	0.079	<0.001	0.32	0.039	<0.001	0.82	0.304	0.007
Age (in years)	0.01	0.002	<0.001	0.05	0.001	<0.001	0.13	0.009	<0.001
Sub acute complaints (reference = acute)	0.33	0.113	0.003	-0.01	0.052	0.953	1.78	0.378	<0.001
Chronic complaints (reference = acute)	0.60	0.103	<0.001	-0.80	0.046	<0.001	4.84	0.349	<0.001
Lumbar spine treated2
Constant (male, 50 years, acute complaints)	8.09	0.143		5.44	0.102		8.85	0.409
Female	-0.11	0.120	0.345	0.57	0.066	0.062	0.75	0.487	0.126
Age (in years)	0.003	0.002	0.173	0.04	0.002	0.158	0.05	0.015	0.003
Sub acute complaints	0.81	0.172	<0.001	0.06	0.115	0.005	1.57	0.607	0.010
Chronic complaints (reference = acute)	1.248	0.149	<0.001	-0.25	0.104	-0.026	2.25	0.583	<0.001
Treated for ankle sprain3
Constant (male, 50 years, acute complaints)	8.74	0.666		5.48	0.302		5.26	0.681
Female	-0.37	0.617	0.547	0.82	0.276	0.003	0.55	0.890	0.535
Age (in years)	0.01	0.021	0.759	0.03	0.009	0.001	0.01	0.027	0.597
Sub acute complaints	0.16	0.712	0.822	-0.35	0.307	0.251	1.56	1.181	0.188
Chronic complaints	2.59	0.783	0.001	0.64	0.340	0.058	3.09	1.394	0.028

¹ Number of patients FOTO n = 35, 129, Maccabi n = 96,562, LiPZ n = 10,348

² Number of patients FOTO n = 10,024, Maccabi n = 21,587, LiPZ n = 1,667

³ Number of patients FOTO n = 324, Maccabi n = 1,411, LiPZ n = 146