Fig. 2From: Assessment of anti-malondialdehyde-acetaldehyde antibody frequencies in rheumatoid arthritis with new data from two independent cohorts, meta-analysis, and meta-regressionRandom effect meta-analysis of the frequency of IgG anti-MAA+ in RA patients. The patient sets are identified by the first author and year of publication. The four RA patient sets in de Moel (2023) [5] are FNS, First Nations People from Canada; SA, South Africans; NLD, Dutch from the Netherlands; and JPN, Japanese. The size of the squares is proportional to the weight of each patient collection (provided in the last column). The X-axis is on the logit scale. RE, random effects. 95% CI, 95% confidence intervalBack to article page