Fig. 2From: Association between hemoglobin within the normal range and hemoglobin A1c among Chinese non-diabetes adultsThe association between hemoglobin and hemoglobin A1c. a Each black point represents a sample. b Solid rad line represents the smooth curve fit between variables. Blue bands represent the 95% of confidence interval from the fit. Age, sex, smoking behavior, alcohol consumption, body mass index, blood glucose, white blood cell count, and red blood cell count were adjustedBack to article page