Fig. 1: Prevalence of MGUS according to age and sex groups.

a Prevalence of MGUS according to age groups in the Chinese population. b Prevalence of MGUS according to age and sex groups in the Chinese population. The I bars represent 95% confidence intervals. Years of age <30 have been collapsed to 30 years of age. Years of age >90 have been collapsed to 90 years of age.