Table 1

Data on SLE incidence and prevalence around the world

Area	Authors	Study period	Incidence (cases per 100 000 persons-years)	Prevalence (cases per 100 000 habitants)
Europe
Iceland	Gudmundsson and Steinsson6	1975–1984	3.3	35.9
Finland	Helve7	1976–1978	–	28
Norway	Nossent8	1978–1996	2.6	44.9
Denmark	Voss et al9	1980–1994	3.6	21.7
Sweden	Nived et al10	1981–1982	4.8	39
Greece	Alamanos et al11	1982–2001	1.9	38
Sweden	Ståhl-Hallengren et al12	1986–1991	4.8	42–68
Spain	Alonso et al13	1987–2006	3.6	17.5
UK	Hopkinson et al14	1989–1990	4	24.6
UK	Johnson et al15	1991	3.8	27.7
Ireland	Gourley et al16	1992–1993	–	25.4
Spain	López et al17	1992–2002	2.2	34.1
Denmark	Laustrup et al18	1995–2003	1	28.3
Italy	Govoni et al19	1996–2002	2.6	57.9
USA
USA	Fessel20	1965–1973	7.6	50.8
USA	Hochberg21	1970–1977	4.6	–
USA	Michet et al22	1970–1979	2.2	40
USA	Uramoto et al23	1980–1992	5.6	130
USA	McCarty et al24	1985–1990	2.4	–
USA	Naleway et al25	1991–2001	5.1	78.5
USA	Balluz et al26	1997	–	103
Latin America
Curacao island	Nossent27	1980–1989	4.6	47.6
Martinique island	Deligny et al28	1990–1999	4.7	64.2
*Argentina (this study)*	Scolnik et al	1998–2009	6.3	58.6
Brazil	Senna et al29		–	98
Brazil	Vilar and Sato30	2000	8.7	–
Peru	Gamboa et al31	2004	–	50
Mexico	Peláez-Ballestas et al32	2005	–	70
Cuba	Reyes-Llerena et al33	2006	–	60
Asia
Japan	Iseki et al34	1972–1991	0.9–2.9	3.7–37.7
Japan	Kameda35	1975–1977	1	10.8
Asian-Pacific region	Jakes et al36	1973–2006	0.9–3.1	4.3–45.3
Saudi Arabia	Al-Arfaj et al37	1992	–	19.3
Hong Kong	Mok et al38	2000–2006	3.1	–
Russian Federation	Nasonov et al39	2010	1.4	9
Kazakhstan	Nasonov et al39	2010	1.6	20.6
Ukraine	Nasonov et al39	2010	0.3	14.9
Oceania
Australia	Anstey et al40	1984–1991	11	52.6
Australia	Bossingham41	1998	–	45.3

Bold denotes new data provided by this study.
SLE, systemic lupus erythematosus.