PREVALENCE OF ANKYLOSING-SPONDYLITIS IN MALES AND FEMALES IN A YOUNG MIDDLE-AGED POPULATION OF TROMSO, NORTHERN NORWAY
PREVALENCE OF ANKYLOSING-SPONDYLITIS IN MALES AND FEMALES IN A YOUNG MIDDLE-AGED POPULATION OF TROMSO, NORTHERN NORWAY
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DOI:
10.1136/ard.44.6.359
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发表时间:
1985-01-01
影响因子:
27.4
通讯作者:
HORDVIK, M
中科院分区:
文献类型:
--
作者:
GRAN, JT;HUSBY, G;HORDVIK, M
In an epidemiological survey in Tromso, northern Norway a prevalence of definite ankylosing spondylitis (AS) of between 1.1% and 1.4% was found (males: 1.9-2.2% and females: 0.3-0.6%). The ratio of male to female was between 3.9 and 6.1 in favor of the male sex. It was calculated that 6.7% of the B27 positive individuals had AS, and that 22.5% of the B27 positive subjects with back pain or stiffness suffered from AS.