TABLE 1.

Prevalence of psoriasis in non-Caucasian populations

ESTIMATED PREVALENCE	STUDY DESIGN	REFERENCE
1.9% in African Americans 3.6% in Caucasians	Cross-sectional study of 6,216 US Adults	Rachakonda et al, 20143
1.3% in African Americans 2.5% in Caucasians	Population-based study of 27,220 adults in the US	Gelfand et al, 20054
0.06% in African Americans 0.225% in Caucasians	Multiethnic population-based cohort of 710,949 children in southern California	Wu et al, 20115
0.22% in African Americans 1.28% in Caucasians	In-home interviews of 264,259 individuals in the US (all ages)	Adams et al, 19996
0% in Indians of Latin America	25,915 individuals	Convit, 196234
0.19% in Egypt	Cross-sectional community-based survey of 8,008 individuals	Abdel-Hafez et al, 200335
2.6% in Kenya	Clinic-based investigation of 1,230 individuals	Verhagen and Koten, 196736
2.8% in Uganda	Clinic-based study of 3,371 individuals	Lomholt, 197137
3.3% in Tanzania	Clinic-based study of 990 individuals	Masawe, 197338
0.09% in Nigeria	Clinic record analysis of 5,459 individuals	Emokpare, 197639
0.05% in Mali	Clinic-based study of 20,000 individuals	Saint-Andre and Louvet, 197640
0.3% in Angola	Clinic-based study of 1,459 individuals	Oliveira, 195741
0.44% in Sri Lanka	Survey of 1,806 individuals in 418 households	Perera et al, 200042
0.23% in Taiwan	Database search of Taiwan National Health Insurance claims of 23 million individuals	Tsai et al, 201143
0.123% in China	Clinic-based study of 320,906 individuals and Population surveys of 674,245 individuals	Yip, 198444