| Cumulative Trauma Disorders (CTDs) are injuries | | | | and confounding factors. |
| that are related to, or are a direct result of work | | | | Jobs that have multiple risk factors present are |
| characteristics and performance. CTDs are related | | | | thought to be at an increased risk for the |
| to the exposure of an individual to specific | | | | development of CTDs in the workplace. The level |
| ergonomic or work-related risk factors. A risk | | | | of risk for developing CTDs is dependent on the |
| factor is any attribute, experience or exposure | | | | exposure to the ergonomic risk factor. Factors of |
| that increases the probability of the occurrence of | | | | exposure include: intensity of risk factor, duration |
| a disease or disorder, although it is not necessarily | | | | of exposure and frequency of exposure. The |
| a causal factor. Workplace risk factors that are | | | | level of risk is also dependent upon individual |
| thought to increase the likelihood of CTDs include; | | | | characteristics, including the capacity to meet job |
| forceful exertion, repetition, static and dynamic | | | | demands. |
| work, awkward postures, environmental factors | | | | |