Table 1.

Characteristics of cases (at first hospitalization) and controls

		SVT cases	Controls	MI cases	Controls	HF cases	Controls	Stroke cases	Controls
Number of subjects		2054	20501	3855	38490	5407	53929	4961	49487
Gender	Males	48.2		61.7		49.8		49.8
Age	mean	71.2		69.1		76.0		73.4
	25th , 75th percentile	64, 80		61, 79		70, 84		67, 82
Respiratory Co-morbidity
	Asthma	10.1	10.9	9.6	11.0	7.1	9.1	8.0	10.0
	COPD	27.1	26.3	29.5	25.6	41.7	28.9	31.5	27.9
	Asthma and COPD	10.5	9.1	10.8	9.5	13.3	10.1	9.4	10.0
	Bronchitis	52.3	53.7	50.1	53.9	37.9	52.1	51.1	52.2
Any Non-cardiac Co-morbidity		39.5	34.0	44.4	32.9	51.7	35.8	46.2	34.9
Drug dispensed within
	IB 60 Days	7.8	4.8	6.6	4.7	14.9	5.4	5.6	5.0
	1 Year	11.2	7.6	10.3	7.5	20.4	8.4	10.1	7.9
	BA 60 Days	13.2	9.3	13.1	9.4	24.4	10.1	10.5	9.8
	1 Year	22.4	17.2	21.1	16.8	34.3	17.6	19.3	17.4
	ICS 60 Days	7.2	6.4	7.9	6.2	12.0	6.9	6.1	6.7
	1 Year	13.5	11.3	14.0	11.6	18.7	12.0	11.6	11.7
Cardiac Drugs
	Antiarrhythmics	36.8	9.2	11.8	7.9	34.6	9.8	16.8	9.6
	Nitrates	31.0	16.1	30.1	13.7	40.7	16.6	25.0	16.4
	Antihypertensives	37.5	27.6	32.4	25.7	42.0	28.8	37.8	28.1
	Furosemide	33.9	17.3	23.8	14.5	65.0	18.8	27.8	18.2
	Betablockers	29.4	14.1	20.1	12.8	20.7	13.8	20.4	13.8
	Calcium Channel Blockers	16.5	7.6	12.4	6.6	15.2	7.7	11.3	7.4
	ACEI	37.1	21.9	30.2	20.5	52.4	21.6	34.9	21.9
	Anticholesterol	13.0	10.5	15.1	10.2	12.1	9.2	13.8	9.4
	Any	81.2	55.3	67.4	51.6	88.9	58.6	73.2	56.7