Table 3.

Summary of code lists for outcome events

Outcome event	CPRD Aurum			HES
	Number of codes reviewed	Final number of codes	Appendix table	Number of codes reviewed	Final number of codes	Appendix table
Cardiovascular mortality	–	–	–	423	353	S24
Ischaemic stroke	677	315	S25	41	10	S26
Transient ischaemic attack	62	44	S27	41	30	S28
Pulmonary and venous thromboembolism	1759	212	S29
Arterial thromboembolism	1759	306	S30
Thromboembolic event				144	67	S31
Myocardial infarction	215	150	S32	22	19	S33
Heart failure	430	100	S43	22	10	S44
Vascular dementia	252	58	S34	6	6	S35
Gastrointestinal bleeding	902	558	S36	42	25	S37
Other bleeding	4088	1642	S38	235	59	S39
Hospitalization event	3701	483	S40	–	–	–
Intracranial bleeding	1405	566	S41	36	31	S42