OBJECTIVE: To determine the normal values of serum IGF-1 (Immulite 2000) in a Brazilian adult (21-70 years) population. SUBJECTS AND METHODS: Healthy volunteers were divided into 10 groups according to age (5-year intervals), with 100 subjects (50 men and 50 women) per group. One-hundred participants were selected for repetition of the test after 12 weeks. RESULTS: No difference in IGF-1 values was observed between men and women, but a progressive reduction of serum IGF-1 with age was seen. The reference […]