Fig. 1
From: Value of monitoring urine ammonia at time of biopsy in patients with lupus nephritis
Logistic regression analysis of factors for distinguishing nephrotic range proteinuria. a. Titratable acid and ammonium were performed in a univariate logistic regression analysis. b. After the adjustment for chronicity index and eGFR, titratable acid was performed in a multivariate logistic regression analysis. Confidence intervals that do not cross the line of identity (1.0) are considered statistically significant. CI confidence interval; OR odds ratio