Meta-analysis of anti-muscarinic receptor type 3 antibodies for the diagnosis of Sjögren syndrome.

Deng, Chuiwen; Hu, Chaojun; Chen, Si; Li, Jing; Wen, Xiaoting; Wu, Ziyan; Li, Yuan; Zhang, Fengchun et al. · PLoS One · 2015

meta_analysis · Level I

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Abstract

PURPOSE: To conduct a meta-analysis to evaluate the diagnostic value of anti-muscarinic receptor type 3 (M3R) antibodies in Sjögren syndrome (SS). METHODS: Two databases, PUBMED and the Cochrane Library, were systematically searched. Approximately 2,000 participants from several studies were included in this research. STATA 11.2 software and Meta-DiSc 1.4 was used to conduct the meta-analysis. RESULTS: Eleven studies were included in the meta-analysis. The pooled DOR was 13.00 (95% CI, 6.00-26.00). The sensitivity was 0.43 (95% CI, 0.28-0.58) and the specificity was 0.95 (95%CI, 0.91-0.97). The LR+ and LR- were 7.90 (95% CI, 4.70-13.40), 0.61 (95% CI, 0.46-0.79), respectively. The AUC was 0.89 (95% CI, 0.86-0.92). CONCLUSION: The anti-M3R antibody had high specificity but relatively low sensitivity for the diagnosis of SS.

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