Each item scored on a 5 point scale (range 0-4) and measure of symptom severity is obtained by summing item scores. To obtain a measure of symptom severity, sum marked responses of the total and/or the respective sub-scales. Mean score: divide sum-score by respective number of scale items.
Laws aside, kids aren't ready to make the switch from a booster seat to seat belts until they're at least 4 feet 9 inches tall and can pass the five-step test below â typically between ages 8 and 10.
Then, they can move to a booster seat. Ages 4 to 8: Children must remain in a booster seat in the back seat of a vehicle until they are at least 8 years old or 57 inches tall. Once they reach that age or height, they can use the regular adult seat belts.