Table 1.

Number of patient contacts and number and percentage of doses prescribed recorded for each physician according to waiting rooms (intervention and control) during the 6-month reference period (no audiovisual equipment) and the 6-month study period (audiovisual equipment in the intervention group and none in the control group).

Waiting rooms	Reference period (July-December 2007)				Study period (July-December 2008)
		Number of contacts	Number of doses	Percent	Number of contacts	Number of doses	Percent
Intervention group	GP1	3382	9	0.27	3154	31	0.98
	GP2	3936	30	0.76	3931	37	0.94
	GP3	4533	13	0.29	4381	23	0.52
	Total	11851	52	0.44(a)(b)	11466	91	0.79(b)(d)
Control group	GP4	2816	19	0.67	2630	14	0.59
	GP5	2413	5	0.21	2438	6	0.25
	GP6	3495	9	0.26	3575	14	0.39
	Total	8724	33	0.38(a)(c)	8643	34	0.39(c)(d)

Proportions were compared two by two by the chi-squared test and corresponding p-values are indicated by the same superscript as footnotes.

^(a) 0.44 vs 0.38 (p = 0.50)

^(b) 0.44 vs 0.79 (p = 0.0005)

^(c) 0.38 vs 0.39 (p = 0.90)

^(d) 0.79 vs 0.39 (p < 0.0001)