Table 2.

Characteristics of respondents’ institutions

Characteristic	n	%
Total number of respondents	43
Organization type
Private or community practice	11	25.6
Medical (physicians’) group	6	14.0
University or medical school	24	55.8
Other	2	4.7
Number of treatment machines
1 LINAC or proton gantry	3	7.0
2 LINAC or proton gantries	6	14.0
3-4 LINAC or proton gantries	8	18.6
≥5 LINAC or proton gantries	26	60.5

Abbreviations: LINAC = linear accelerator.