Merge columns to replace existing columns. In Query Editor, ensure that the columns that you want to merge are of Text data type. Right-click a column header, and select Change Type > Text from the context menu. Select two or more columns to be merged. Press the CTRL key, and then click on the column headers to select the columns that you want to merge.
Normally we figure out someone's age with current date subtracting the given birth date. So does it in Excel. Step 1: Enter current date in a blank cell, such as 2016/4/7 in Cell B2. Step 2: In another blank cell (says cell C2), enter the formula =INT((B2-A2)/365), and press the Enter key.
Gestational Age: Indicates time elapsed between first day of the last menstrual period and the. day of delivery in weeks and days. Chronological age (CH) or âactual ageâ: Indicates the time elapsed from the actual day of. birth in days, weeks, months, and years. Also known as âpostnatalâ age. Corrected Age (CA): Chronological age minus the number of weeks born before 40 weeks in. weeks, and months. Also known as âadjusted ageâ and is the more appropriate term used post. discharge to describe children up to 3 years of age who are born preterm.