Each column generally represents a single variable; however, one variable may span several columns. At the most basic level, a codebook describes the layout of the data in the data file and describes what the data codes mean. Codebooks are used to document the values associated with the answer options for a given survey question. Each answer category is given a unique numeric value, and these unique numeric values are then used by ...
The fetal attitude describes the position of the parts of your baby's body. The normal fetal attitude is commonly called the fetal position. 1  The head is tucked down to the chest.  The arms and legs are drawn in towards the center of the chest.
Position and Presentation of the Fetus. Toward the end of pregnancy, the fetus moves into position for delivery. Normally, the position of a fetus is facing rearward (toward the womanâs back) with the face and body angled to one side and the neck flexed, and presentation is head first. An abnormal position is facing forward, and abnormal presentations include face, brow, breech, and shoulder. When a fetus faces forward (an abnormal position), the neck is often straightened rather than bent, and the head requires more space to pass through the birth canal.