Table 4

Age standardised^4-150 rates^4-151 of all cause, CVD, and CHD mortality according to initial ECG findings: the BIRNH study

	Men	Women
All cause mortality
Total sample	10.4 (559/5208)^4-152	5.3 (224/4746)
Any coded ECG finding	11.7 (246/1687)	5.8 (89/1230)
Major ECG findings	20.6 (71/217)	9.1 (25/138)
Minor ECG findings	11.6 (137/830)	6.2 (57/615)
Only minor ECG findings	11.2 (118/763)	5.9 (48/565)
Ischaemic ECG findings	17.2 (115/445)	6.3 (52/516)
ST depression	28.8 (42/97)	9.4 (21/124)
Abnormal T wave	16.4 (86/345)	6.3 (44/449)
Arrhythmias	13.6 (55/326)	6.0 (16/222)
Bundle branch block	23.4 (27/79)	12.7 (8/33)
Left ventricular hypertrophy	13.2 (11/42)	6.2 (3/21)
Left axis deviation	9.2 (45/282)	6.1 (13/132)

CVD mortality
Total sample	3.1 (166/5208)	1.8 (73/4746)
Any coded ECG finding	4.2 (90/1687)	2.5 (40/1230)
Major ECG findings	10.1 (36/217)	6.7 (19/138)
Minor ECG findings	4.1 (48/830)	2.6 (27/615)
Only minor ECG findings	3.8 (39/763)	2.0 (18/565)
Ischaemic ECG findings	7.8 (51/445)	3.5 (32/516)
ST depression	15.7 (22/97)	8.2 (19/124)
Abnormal T wave	7.6 (39/345)	3.8 (29/449)
Arrhythmias	5.9 (24/326)	2.7 (7/222)
Bundle branch block	11.1 (12/79)	4.0 (4/33)
Left ventricular hypertrophy	7.6 (6/42)	4.1 (2/21)
Left axis deviation	2.8 (14/282)	1.9 (5/132)

CHD mortality
Total sample	1.8 (95/5208)	0.9 (36/4746)
Any coded ECG finding	2.3 (49/1687)	1.3 (20/1230)
Major ECG findings	4.6 (15/217)	2.4 (8/138)
Minor ECG findings	1.9 (25/830)	1.5 (14/615)
Only minor ECG findings	2.1 (24/763)	1.2 (10/565)
Ischaemic ECG findings	3.1 (23/445)	1.4 (13/516)
ST depression	7.9 (11/97)	2.0 (5/124)
Abnormal T wave	3.6 (20/345)	1.6 (12/449)
Arrhythmias	3.0 (12/326)	1.4 (4/222)
Bundle branch block	4.3 (5/79)	2.0 (2/33)
Left ventricular hypertrophy	2.8 (2/42)	2.1 (1/21)
Left axis deviation	2.3 (12/282)	1.2 (3/132)

↵4-150 Using the total Belgian population from 1982 as reference.
↵4-151 Per 1000 person-years.
↵4-152 Between parentheses: number of deaths/size of subgroup.