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.
Generally, kids need to use a booster until they are at least 4 feet 9 inches tall and weigh between 80 and 100 pounds. For most kids, they will be between ages 8 to 12 years old. Talk with everyone who drives your kids so they understand that booster seat use is a must when your child is in their vehicles.