Table 1.

Characteristics of Prospective Studies Included in this Meta‐Analysis

Author, y	Location	Study Design	Follow‐up, y	Sample Size	Age at Baseline, y	Male (%)	Events	Outcome Assessment	Study Quality
Kamei et al, 20169	Japan	Prospective cohort	2	155 322	40 to 73	39	Nonfatal stroke: 1089 (M), 992 (W)	Self‐reporting questionnaire	6
Jimenez et al, 201620	United States	Nested case‐control	17	920	30 to 55	0	Ischemic stroke: 460 (W)	Medical records	7
Zhang et al, 201610	Japan	Prospective cohort	10	36 313	35 to 89	43	Fatal stroke: 301 (M), 293 (W)	ICD‐9 and ICD 10	8
Storhaug et al, 201315	Norway	Prospective cohort	12.5	5700	≥25	42	Ischemic stroke: 430	Hospital or out‐hospital records	7
Holme et al, 200916	Sweden	Prospective cohort	11.8	417 734	30 to 85	53	Stroke: 9324 (M), 6952 (W)	ICD‐7, ICD‐8, ICD‐9, ICD‐10	7
Strasak et al, 200817	Austria	Prospective cohort	15.2	28 613	Mean 62.3	0	Fatal stroke: 776 (W)	ICD‐9 and ICD‐10	9
Strasak et al, 200818	Austria	Prospective cohort	13.6	83 683	Mean 41.6	100	Fatal stroke: 645 (M)	ICD‐9 and ICD‐10	9
Hozawa et al, 200621	United States	Prospective cohort	12.6	11 263	45 to 64	46	Ischemic stroke: 149 (M), 118 (W)	ICD‐9	8
Bos et al, 200619	Netherlands	Prospective cohort	8.4	4385	≥55	35.4	All stroke: 132 (M), 249 (W)	Hospital records	6
Chien et al, 200511	Taiwan	Prospective cohort	11	3602	>35	47	Stroke: 155	Preliminary diagnoses, death certificates	7
Gerber et al, 200612	Israel	Prospective cohort	23	9125	≥40	100	Fatal stroke: 292 (M)	ICD‐9	6
Jee et al, 200413	Korea	Prospective cohort	9	22 698	30 to 77	100	Fatal stroke: 192 (M)	Death certificate	7
Sakata et al, 200114	Japan	Prospective cohort	14	8172	≥30	44	Fatal stroke: 94 (M), 80 (W)	ICD‐9	9

ICD indicates International Classification of Diseases.