Additional file 1: Supplementary table 1. Comparisons of demographic data among the five groups. Supplementary table 2. Comparisons of the scores of five factors of NEO-FFI among the five groups. Supplementary table 3. Comparisons of hormonelevels and abnormal rates among the five groups. Supplementary figure 1. Comparisons of abnormal rates of neuroendocrine axes among the five case groups