Ratio of part-time to full-time hourly earnings, selected health-related occupations, National Compensation Survey, 1997 Occupation Registered nurses 1.02 Therapists, n.e.c. 1.08 Physical therapists 1.11 Occupational therapists 1.12 Speech therapists 1.21 Dieticians 1.22 Physicians 1.51 n.e.c.= not elsewhere classified