Table 7.

Cause of nonmanagement of the image quality according to the size of the hospital

Size of hospital	Do not knowthe method	Do not have a tool for management	Conditions are not allowed to manage	Do not feel the need	For other reasons
Hospital	1 (50)	0 (0.0)	1 (50.0)	0 (0.0)	0 (0.0)
General hospital	1 (16.7)	1 (16.7)	1 (16.7)	2 (33.3)	1 (16.7)
University hospital	0 (0.0)	1 (20.0)	0 (0.0)	1 (20.0)	3 (60.0)
Total (average)	2 (15.4)	2 (15.4)	2 (15.4)	3 (23.1)	4 (30.8)

Interaction effect using frequency analysis model and crosstabs model. Unit is the number of case/percent