PROBLEM
The Psychotic Inpatient Profile (PIP)(l) could prove to be the most useful tool of its type. The PIP consists of 12 factor-analyzed ward rating scales, the titles of which suggest that they cover a much broader range of traits than do most psychiatric rating scales. The scales are named Excitement (EXC), Hostile Belligerence (HOS) , Paranoid Projection (PAR), Anxious Depression (ANX), Retardation (RTD) , Seclusiveness (SEC), Care Needed (CAR), Psychotic Disorganization (PSY), Grandiosity (GRN) , Perceptual Distortion (PCP), Depressive Mood (DPR), and Disorientation (DIS). Moreover, most of the items are 4-point scales and thus may prove more discriminating than their dichotomous counterparts. Unfortunately, validity data on the PIP are sparse. Lorr, O'Connor and Stafford@), Vestre@), and Rosenzweig and Harford (4) have studied the validity of the Psychotic Reaction Profile, whose items and scales overlap somewhat with the PIP. Lorr et al. (2) found that three of the four P R P scales-Withdrawal, Thinking Disorganization and Agitated Depression-separated open-and closed-ward Ss a t the *The authors are indebted to Ra mond Collier and Douglas Anderson for statistical analyses, to Kate Tidd, Geri Hote and Teresa Zucala for clerical assistance, and to the Nursing Service of the St.