Undiagnosed systemic lupus erythematosus in the community.

BACKGROUND: Systemic lupus erythematosus (SLE) produces a wide range of symptoms, some of them mild; therefore it may be underdiagnosed. In a pilot study we tested the ability of a screening questionnaire to identify undiagnosed cases in the community. METHODS: A 10-item questionnaire was mailed to...

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Main Authors: Johnson, A, Gordon, C, Hobbs, R, Bacon, P
Format: Journal article
Language:English
Published: 1996
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author Johnson, A
Gordon, C
Hobbs, R
Bacon, P
author_facet Johnson, A
Gordon, C
Hobbs, R
Bacon, P
author_sort Johnson, A
collection OXFORD
description BACKGROUND: Systemic lupus erythematosus (SLE) produces a wide range of symptoms, some of them mild; therefore it may be underdiagnosed. In a pilot study we tested the ability of a screening questionnaire to identify undiagnosed cases in the community. METHODS: A 10-item questionnaire was mailed to 3500 women aged 18-65 randomly selected from a general practice list in Birmingham, UK. A random sample of 300 non-respondents were sent two further mailings. Women returning the questionnaire with three positive answers were to attend for an antinuclear antibody (ANA) test; and those testing positive were to be referred to a rheumatologist for standard clinical assessment. FINDINGS: 1153 (30%) of the women responded, and 307 of these gave three or more positive answers on the questionnaire. The survey disclosed three women with previously undiagnosed SLE; and, in addition, it picked up all four of the women whose SLE had been diagnosed previously. INTERPRETATION: The prevalence of SLE revealed by this survey in Birmingham women is 200/100,000 (95% confidence interval 80 to 412), whereas the prevalence of diagnosed SLE in this age group is 54/100,000 (95% CI 47-62). Thus, a substantial number of undiagnosed cases exist, and further work needs to focus on the prevalence in different ethnic groups and the benefits of early diagnosis and treatment.
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spelling oxford-uuid:70ab9cba-9456-473a-9583-60be6afc410d2022-03-26T19:38:39ZUndiagnosed systemic lupus erythematosus in the community.Journal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:70ab9cba-9456-473a-9583-60be6afc410dEnglishSymplectic Elements at Oxford1996Johnson, AGordon, CHobbs, RBacon, PBACKGROUND: Systemic lupus erythematosus (SLE) produces a wide range of symptoms, some of them mild; therefore it may be underdiagnosed. In a pilot study we tested the ability of a screening questionnaire to identify undiagnosed cases in the community. METHODS: A 10-item questionnaire was mailed to 3500 women aged 18-65 randomly selected from a general practice list in Birmingham, UK. A random sample of 300 non-respondents were sent two further mailings. Women returning the questionnaire with three positive answers were to attend for an antinuclear antibody (ANA) test; and those testing positive were to be referred to a rheumatologist for standard clinical assessment. FINDINGS: 1153 (30%) of the women responded, and 307 of these gave three or more positive answers on the questionnaire. The survey disclosed three women with previously undiagnosed SLE; and, in addition, it picked up all four of the women whose SLE had been diagnosed previously. INTERPRETATION: The prevalence of SLE revealed by this survey in Birmingham women is 200/100,000 (95% confidence interval 80 to 412), whereas the prevalence of diagnosed SLE in this age group is 54/100,000 (95% CI 47-62). Thus, a substantial number of undiagnosed cases exist, and further work needs to focus on the prevalence in different ethnic groups and the benefits of early diagnosis and treatment.
spellingShingle Johnson, A
Gordon, C
Hobbs, R
Bacon, P
Undiagnosed systemic lupus erythematosus in the community.
title Undiagnosed systemic lupus erythematosus in the community.
title_full Undiagnosed systemic lupus erythematosus in the community.
title_fullStr Undiagnosed systemic lupus erythematosus in the community.
title_full_unstemmed Undiagnosed systemic lupus erythematosus in the community.
title_short Undiagnosed systemic lupus erythematosus in the community.
title_sort undiagnosed systemic lupus erythematosus in the community
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