Fig. 2. (A) Bone mineral density of total femur in each age group. (B) Visual acuity of total femur in each age group. (C) Hearing power of total femur in each age group. (D) Renal function of total femur in each age group. (E) Pulmonary function of total femur in each age group. BMD, bone mineral density; CrCl, creatinine clearance; FVC, forced vital capacity.