However, after two months of working.in the loading nce persistent lower-back pain. Andrews felt sure t niques were to blame. but she valued the approva ow workers too much to do anything that migh one day while loading a truck. Andrews fell to the d not get up. Her throbbed with intense pain back he had to be rushed to the of the lo emergency room drews checked out of the hospital a week later, rgery to repair two ruptured discs Andrews's situation can be explained by the epide causation. The predispositional factor was her su from her coworkers and supervisor. The applicabl r pressure and the priorities of the supervisor. caused the accident.