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The data on which this study is based consist of information from two independent sources; namely, replies of dental graduates of 1930 to a schedule sent them by mail, and information furnished by dental supply houses regarding the purchases in 1929 of recent dental graduates. Schedules sufficiently completed for use in the study were received from 512 graduates of 1930. The information received from nine dental supply houses furnished data on 236 purchases.
The mean initial expenditure for operating room and laboratory equipment of 480 dental graduates of 1930 was $2,340. The mean intial expenditure for the same item of forty-one dentists who specified second-hand equipment was $1,515, or somewhat more than $800 below that for the total group. A comparison of these figures with the data from the dental supply houses shows that the mean initial expenditures of 236 purchases reported by individual dental supply houses for 1929 was
The Cost of Equipping a Dental Office: A Study of the Initial Expenditures of Dental Graduates When Equipping an Office for Practice. JAMA. 1932;99(8):680. doi:10.1001/jama.1932.02740600072039
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