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. Author manuscript; available in PMC: 2019 Jul 10.
Published in final edited form as: Am J Nephrol. 2018 Jul 10;48(1):15–20. doi: 10.1159/000489965

Figure 1.

Figure 1

Mean serum total CO2 concentration ([TCO2]) in venous blood in a cohort of 28,480 apparently healthy younger adults seen at UCLA outpatient clinics from 2006 to the present. Bars for the combined cohort, males, and females are shown separately. Mean serum [TCO2] was slightly but significantly higher in males than females. Error bars represent standard deviation.