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.
Before moving to a booster seat, your child should be: 1  At least 5 years old. 2  Meet the weight and height minimums for the booster seat youâre considering. 3  Responsible enough to sit properly 100% of the time, even while asleep. 4  Finally, they need to have a safe belt fit. Hereâs how they should look: