Table 2.

Cross-tabulation of risk status, group allocation, and statin prescription before the intervention with arriba^TM

Risk group			Statins		Total	Odds ratios
			No	Yes		(95% confidence interval)
Group 1very high risk	Intervention	n	3745	958	4703
		%	79.6%	20.4%	100.0%
	Controls	n	3534	878	4412	0.97
		%	80.1%	19.9%	100.0%	(0.88-1.08)
Group 2 high risk	Intervention	n	12929	1433	14362
		%	90.0%	10.0%	100.0%
	Controls	n	11647	1125	12772	0.87
		%	91.2%	8.8%	100.0%	(0.80-0.95)
Group 3 intermediate risk	Intervention	n	2496	132	2628
		%	95.0%	5.0%	100.0%
	Controls	n	2412	104	2516	0.82
		%	95.9%	4.1%	100.0%	(0.63-1.06)
Group 4 low risk	Intervention	n	16717	469	17186
		%	97.3%	2.7%	100.0%
	Controls	n	16417	391	16808	0.85
		%	97.7%	2.3%	100.0%	(0.74-0.97)