China (PRC) [18]

5,800,000

Door-to-door survey with follow-up neurological examination

116 (standardized to world populations) 110 (crude)

Singapore [70]

Urban and rural (5,920)

Cohort study examining three previous cross-sectional surveys and longitudinal follow-up from national registry data

Chinese: 230 (male); 120 (female)

Malay: 160 (male); 280 (female)

Indian: 220 (male); 150 (female)

Iran [57]

44 (men)

59 (women)

Kuwait [49]

Urban

Hospital and primary care clinic registries with clinical evaluation

28 (crude)

145 (age-adjusted)

Libya [71]

Benghazi (52,000)

63

Nigeria [72]

Urban (Ibadan)

Hospital-based; stroke registry

74.8 (standardized to world population)

Papua New Guinea [50]

Kitava Island; traditional horticulturalists uninfluenced by Western diets (220)

Cardiovascular and neurological screening examinations

0

Russia [73]

Novosibirsk (150,000)

Population-based; stroke registry

232

Saudi Arabia [74]

545,000

Stroke registry (1989–93)

30 (crude); 126 (standardized to 1976 U.S. population)

Taiwan (ROC) [75]

3,915 residents of the islet of Kinmen, age 50 and over

Door-to door interview; neurological examination of all partici pants

527

Tunisia [76]

Tunis

Stroke registry

192 (age-adjusted, 45 years and older)

Vietnam [24]

Three regions (Ho Chi Minh City and two rural areas) with a total population of 52,649

Door-to-door survey with follow-up neurological examination

250 (age-adjusted)

Zimbabwe [77]

Urban (black residents of Harare; total population 887,768)

Prospective community-based

68 (standardized to world population); 30.7 (crude)