Also found in: Dictionary, Thesaurus, Legal, Financial, Acronyms, Encyclopedia, Wikipedia.
efficiencyLab medicine The relative ability of a test to detect a disease, while maintaining the rate of false positive results to a minimum; the efficiency of a test is defined as the number of true positives and true negatives multiplied by one hundred, divided by the sum of true positives, true negatives, false positives and false negatives. Cf Four cell diagnostic matrix.
efficiencythe ratio of energy (or work) output by a body or device to the energy input required. mechanical efficiency the ratio of mechanical energy output (or work output) to the energy input.
Patient discussion about efficiency
Q. Is electric shock efficient for ocd? Is it dangerous? My husband has OCD for 15 years now. He was also diagnosed with mania-depressia. He takes so many medications and nothing really helps. We were offered to try electric shock and I'm scared. Is it dangerous? What are the chances of this method to work for him?
Generally it can be said that it's not an absolutely safe treatment, but it may help, especially if other drugs don't help.
You may read more here: