Table 2 Baseline characteristics, risk factors, and stroke severity

Sex (males) (n = 5023, sifap1)

59%

60.5%

Age (years); median and 25th-75th percentile

46 (40-51)

49 (44-53)

Previous (symptomatic) cerebrovascular event (n = 5022, sifap1)

16.8%

10.9%***

Event entities

 TIA

22.3%

31.1%***^a

 Brain infarction

70.7%

54.3%

 Primary haemorrhage

5.6%

8.7%

 Others†

1.4%

5.9%

 Missing cases

217

-

Vascular risk profile

Hypertension (n = 4994, sifap1)

47%

49%*

Diabetes (n = 4996, sifap1)

10%

13.3%***

Current smoking (n = 5022, sifap1)

41.4%

38.5%***

Stroke severity

 NIH stroke scale (median; 25th-75th percentile)

3 (1-6)^║

3 (1-6)‡

 Modified rankin scale (median; 25th-75th percentile)

2 (1-3)^║

2 (1-3)§