Comparison Between First-Ever Ischemic Stroke in Young Adults in 1988–1997 and 2008–2017

Figures & data

Table 1 Average Incidence per 100.000 per Year of Acute Cerebral Infarction in Patients Aged 15–49 in Hordaland County

	1988–1997	2008–2017	P
All patients	11.4 (9.9–12.9)	13.2 (11.7–14.9)	0.04
Male	12.9 (10.8–15.2)	15.2 (12.9–17.8)	0.10
Female	9.7 (7.9–11.9)	11.1 (9.1–13.4)	0.25

Note: () 95% confidence interval.

Table 2 Risk Factors in Young Ischemic Stroke Patients in 1988–1997 and 2008–2017

	1988–1997	2008–2017	P
	N (%)	N (%)
Age, mean (standard deviation)	41.6 (7.5)	40.6 (7.9)	0.15
Sex			0.86
Male	136 (59)	155 (59)
Female	96 (42)	106 (41)
TIA	13 (5.6)	6 (2.3)	0.06
Myocardial infarction	17 (7.3)	4 (1.5)	0.002
Angina pectoris	16 (6.9)	4 (1.5)	0.003
Atrial fibrillation	4 (1.7)	3 (1.1)	0.59
Peripheral atherosclerosis	7 (3.0)	2 (0.8)	0.06
Hypertension	56 (24)	57 (22)	0.54
Diabetes mellitus	21 (9.1)	20 (7.7)	0.58
Ever smoked	141 (61)	142 (56)	0.15
Dyslipidemia	68 (29)	47 (18)	0.003

Table 3 Etiology (TOAST) in 1988–1997 versus 2008–2017

	1988–1997	2008–2017	P
	N (%)	N (%)
Atherosclerosis	35 (15)	10 (3.8)	<0.001
Cardiac embolism	18 (7.8)	67 (26)	<0.001
Small vessel disease	34 (15)	33 (13)	0.52
Other	34 (15)	56 (21)	0.05
Unknown	117 (48)	95 (36)	0.002