The phrase "aged on average" is correct and usable in written English.
It can be used when discussing the typical age of a group or population, often in statistical or demographic contexts.
Example: "The participants in the study were aged on average 35 years."
Alternatives: "averaged age" or "mean age."
For diabetes type 2, one study among patients aged on average 59 years reported that most patients (61.9%, n = 1133) received oral antidiabetic drugs monotherapy, followed by insulin and oral antidiabetic drugs (OAD) (19.4%, n = 356), insulin monotherapy (17.3%, n = 317), no treatment (1.1%, n = 20), and herbal treatment (0.3%, n = 5) [ 26].
Our 23.7%% coverage for one dose among girls aged 15 years old in 2010 is consistent with the results of a school survey in which 24.7 % of girls aged on average 15 years old in 2009 had received one dose of HPV vaccine [ 5].
And the research has shed intriguing light on cancer: The clock indicated that tumor cells have aged, on average, 40 percent more than normal cells taken from the same patients.
Twenty-two patients (fifteen women and seven men) aged on average 47.6±9 were evaluated.
The control group was made up of twenty-five healthy individuals (eighteen women and seven men) aged on average 46.8±7.
The second sample consisted of N = 153 players, 123 male and 30 female, aged on average M = 29.4 years (SD = 5.0), with no significant age difference between genders.
Drug users have their first experience of illegal drugs aged 19, on average.
They are highly experienced, aged 45-54 on average, and having worked in the industry for a significant period of time.
They were predominantly women (63%%), aged 54 on average (SD 18 years).
92 Patients were aged 63.1 on average, with mean duration of diabetes of 3.1 years.
Women are marrying, at older ages, on average five years into their postcollegiate careers.
