Effects of a reimbursement change and travel times on the delivery of private and public radiology services in Norway: a register-based longitudinal study of Norwegian claims data

Table 2 Summary statistics stratified according to centrality before and after 1 January 2008

Variable	Centrality0				Centrality1				Centrality2				Centrality3
	Before		After		Before		After		Before		After		Before		After
	Median	IQR	Median	IQR	Median	IQR	Median	IQR	Median	IQR	Median	IQR	Median	IQR	Median	IQR
Priv_Serv	5.31	8.98	4.84	8.08	7.61	7.61	5.76	6.19	10.34	11.16	8.49	9.76	17.97	11.49	15.09	10.28
Pub_Serv	23.98	14.24	27.52	14.66	25.00	11.81	26.20	12.91	24.23	12.93	26.27	14.49	15.81	9.88	17.32	11.72
Total_Serv	32.06	13.98	33.84	14.38	33.79	12.02	33.13	12.13	35.47	11.47	35.14	11.96	36.35	8.96	34.09	9.10
Privtime	2.40	2.38	2.35	2.35	1.80	2.00	1.80	2.07	0.81	1.18	0.80	1.18	0.33	0.47	0.33	0.47
Pubtime	1.25	1.15	1.28	1.13	0.95	0.98	0.98	0.98	0.32	0.72	0.30	0.72	0.24	0.45	0.24	0.45
Time_difference	0.75	2.43	0.73	2.37	0.62	1.62	0.63	1.65	0.41	0.90	0.38	0.90	0.00	0.23	0.00	0.23

N, number of observations; n, number of municipalities; “Before”, the data covers 2007, or 12 periods; “After”, the data covers 2008–2010, or 36 periods

ISSN: 1478-7547