All decedent cases were separated into the following age groups, in years: 10 14, 15 19, and 20 24.
Age is a categorical variable which distinguishes between the following age groups: 18 25, 25 35, 35 45, 45 60, 60 75, and 75 and more.
To this end, we first construct for weights reflecting the fraction of beneficiaries in the following age groups: 25-34 years, 35-44 years, 45-54 yeand, and 55 to 61 years.
At first presentation to clinical services, the sample mean age was 17.8 years (SD 3.4, median 17.5), with 33% of cases' ages allocated to the following age groups: 12 to 15, 16 to 19 and 20 to 25 years, respectively.
Participants are placed in the following age groups: 14 15 years, 16 17 years, and 17 18 years.
Observers counted the total number of sea lions in the following age groups: adult males, adult females, sub-adult males, juveniles, and pups.
To ensure an even distribution of age, stratified sampling technique was used where approximately one-thirds of participants were selected from each of the following age groups: 65 69, 70 74, and = 75 years old.
We performed an age-adjusted estimate of VE by logistic regression using the following age groups: 0 4 years, 5 19 years, 20 49 years, 50 64 years and 65 years and above.
Male and female Wistar rats of the following age groups were used: Young – 3.5 months, n = 10 per each gender; old males – 15 17 months, n = 9; old females – 15 months, n = 8.
The following age groups were created: 35 to 39 years, 40 to 44 years, 45 to 49 years, 50 to 54 years, 55 to 59 years, 60 to 64 years, 65 to 69 years, 70 to 74 years, and 75 years and older.
Age was categorized into the following age groups: 60 69 and 70 84.
