.                Components generated by the PCA   Loading HAM-D-00 items                                Interpretation of clusters                                                            Patients, n (%)   ----------- --------------------------------- ----------------------------------------------------- ------------------------------------------------------------------------------------- ------------------------------------   Cluster 0   0                                 0, 0, 0, 0, 0, 0, 0, 00, 00                           Psychic symptoms, depressed mood, suicide, guilty, insomnia