Select the word that best completes the sentence. there is also a very real financial cost associated with hais. the cdc has estimated that annual direct costs of hais to u. s. hospitals range from $28.4 to $33.8 billion. there are also costs to the patient such as lost wages, diminished productivity, as well as intangible costs. these can include pain and suffering, psychological costs like anxiety and grief, or changes in social functioning. a. infrastructure b. medical c. patient d. wage