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. 2015 Oct 15;8(10):17362–17376.

Table 3.

Meta-regression analyses on IL-6 of potential sources of heterogeneity investigating the correlation of Interleukin-6 and Interleukin-17 serum levels with ankylosing spondylitis

Heterogeneity factors Coefficient SE t P (Adjusted) 95% CI

LL UL
Year 0.647 0.736 0.88 0.684 -1.695 2.99
Country 1.535 3.693 0.42 0.989 -10.218 13.288
Ethnicity -2.301 6.888 -0.33 0.996 -24.22 19.619
Sample -0.046 0.044 -1.04 0.624 -0.188 0.095

SE: Standard Error, LL: Lower Limit, UL: Upper Limit.