Which of the following factors is least likely to impact the quality control of radiographic imaging?

Patient cooperation is least likely to impact the quality control of radiographic imaging because, while it is essential for achieving clear and accurate images, it does not directly influence the technical aspects of the imaging process itself. Quality control measures primarily focus on standardized variables such as environmental conditions, equipment performance, and processing techniques.

Room temperature can affect the performance of the film and the chemical processes involved in film development, leading to potential variations in image quality. Film processing time is critical as it ensures that the film is developed correctly, impacting contrast and exposure. Equipment maintenance is crucial for ensuring the radiographic equipment is functioning optimally, affecting image sharpness and detail.

In contrast, patient cooperation, although important for positioning and staying still during the imaging process, does not inherently alter the quality controls established for the equipment and processing involved in radiographic imaging.