A survey of hospital medical staffs--Part 2

As shown by the survey, from 1973 to 1982: . The percentage of hospitals requiring certification of some or all specialties has nearly quadrupled. . During the same period, the percentage of hospitals compensating the chief of the medical staff and the director of medical education approximately doubled. . In 1981, the primary care physicians at more than 50 percent of the responding hospitals sent over half of their admissions elsewhere. . Approximately 22 percent of hospital admissions were generated by the top five admitters in 1981.