A before and after study of the impact of academic detailing on the use of diagnostic imaging for shoulder complaints in general practice

Table 2 Post Hoc testing of adjusted imaging rates for ultrasound (MBS item 55808).

Comparison	¹Estimate	95% Lower Limit	95% Upper Limit	ChiSq	P-value	Sig
Period 1: control vs. academic detailing	0.701	0.470	1.045	3.04	0.081	NS
Period 2: control vs. academic detailing	1.022	0.597	1.749	0.01	0.938	NS
Period 3: control vs. academic detailing	1.080	0.690	1.689	0.11	0.737	NS
Period 4: control vs. academic detailing	0.831	0.565	1.223	0.88	0.348	NS
Control: period 1 vs. period 2	0.896	0.629	1.277	0.37	0.545	NS
Control: period 1 vs. period 3	0.933	0.758	1.150	0.42	0.517	NS
Control: period 1 vs. period 4	0.975	0.791	1.202	0.06	0.813	NS
Control: period 2 vs. period 3	1.041	0.714	1.519	0.04	0.834	NS
Control: period 2 vs. period 4	1.088	0.768	1.540	0.22	0.636	NS
Control: period 3 vs. period 4	1.045	0.846	1.289	0.17	0.685	NS
Academic detailing: period 1 vs. period 2	1.306	0.951	1.795	2.72	0.099	NS
Academic detailing: period 1 vs. period 3	1.438	1.254	1.649	26.94	<.0001	*
Academic detailing: period 1 vs. period 4	1.156	0.956	1.398	2.24	0.134	NS
Academic detailing: period 2 vs. period 3	1.101	0.807	1.501	0.37	0.544	NS
Academic detailing: period 2 vs. period 4	0.885	0.643	1.218	0.56	0.453	NS
Academic detailing: period 3 vs. period 4	0.804	0.656	0.986	4.39	0.036	*

ISSN: 2731-4553