The phrase "age were selected from" is not correct in English.
It seems to be missing a subject or context to make it complete. You might use it in a context where you are discussing a study or survey that involves selecting participants based on their age, but it needs to be rephrased for clarity.
Example: "Participants of various age groups were selected from the local community for the study."
Alternatives: "age groups were chosen from" or "participants of age were drawn from".
Subjects who were ≥10 years of age were selected from the database for analysis.
Neighborhood controls (± 5 years of age) were selected from unaffected households.
Controls less than 65 years of age were selected from lists obtained from the New Hampshire Department of Transportation.
Finally, a total of 90 women of childbearing age were selected from each of the five wards (clusters) using simple random method.
A sample of 19 mothers who had infants 7 12 months of age were selected from registers maintained by the selected VHWs.
Three pairs of dermal fibroblast cultures, collected from the same animals at 5 and 16 month of age, were selected from a previously described collection of cultures obtained from 15 Holstein heifers [ 27].
A control group matched for gender and age was selected from the same population.
Using random-digit dialling, a random sample of households with children under 18 years of age was selected from all 50 states including the District of Columbia in the United States [ 48].
The age-matched control group (>18 years of age) was selected from the NHIRD Longitudinal Health Insurance Database 2000 and excluded patients for whom information regarding age or sex was missing, those with a history of RA, TB, or NTM, and those who died before July 1 , 2001
A sample of 105 young persons (17 21 years of age) was selected from a previous longitudinal study to create three groups of participants: subjects with a previous diagnosis of depression; subjects with self-perceived but undiagnosed distress compatible with depression; and a group of controls.
Patients of all ages were selected from the population registered with the Clinical Practice Research Datalink with an active registration status at any point during the study period, between 1 January 1999 and 30 March 2011.
