The phrase "age of operation" is correct and usable in written English.
It can be used to refer to the period during which a particular operation or activity is conducted, often in a business or technical context.
Example: "The age of operation for this machinery is estimated to be around ten years before significant maintenance is required."
Alternatives: "operational lifespan" or "period of operation".
In one form or another, that's the central action in lots of novels by today's young South Americans — talented writers who grew up in the age of Operation Condor, when clandestine atrocity was as common as Coca-Cola.
Your Own Watercraft, at 10? If you are concerned about the dangers posed by personal watercraft -- those Jet Skis and WaveRunners that zip along a shoreline like drag racers on a Friday night -- then you may be heartened to learn that Gov. George E. Pataki signed legislation in July that will raise the minimum age of operation to 14.
The average age of operation was 10.4 months.
As we are a tertiary referral centre, all patients were referred to us at the age of operation.
Seeing these graphs, Mike Garringer, Director of Knowledge Management at Mentor suggested that perhaps age of operation is not the best measure of sustainability in this branch of the field, seeing that several of these programs needed the technology to be in place for their service delivery to go from idea to reality.
For quantitative measures (stone weight, BMI, parity, age of operation), the median and interquartile range are reported.
(gender, age, type of operation, indication for THA/TKA, baseline pain and function, co-morbidities).
Groups were well matched in terms of age, type of operation, length of CPB, cross clamp, and circulatory arrest (all P > 0.15).
The predictors included in the model were: age, type of operation, axillary status, size of tumour, grade of tumour, AIBI, ER- α, ER- β and SRC-1.
However, patients had different clinical courses and heterogeneity would be expected, given the differences in age, type of operation and duration of bypass.
Cox regression analysis showed a significant relation between long time survival and age, type of operation, preoperative stage and pulmonary function in univariate analysis.
