500 Same month as month the injury/poisoning questions were asked
501 Month before the month the injury/poisoning questions were asked
0 No imputation necessary (month, day, and year reported; or elapsed time interval width = 0)
1 Imputed day based on reported beginning, middle, or end of month
2 Imputed day of the month (no day of month information reported)
3 No imputation necessary (elapsed time reported in days)
4 Imputed time interval based on elapsed time reported in weeks
5 Imputed time interval based on elapsed time reported in months
6 Imputed elapsed time & elapsed time interval using hot deck imputation (no date information reported or no valid date information reported
1 Only the upper boundary of the interval for elapsed time is > 91 days
2 Upper and lower boundary of the interval for elapsed time is > 91 days
3 Upper and lower boundary of the interval for elapsed time is <= 91 days
02 On a bike, scooter, skateboard, skates, skis, horse, etc
03 Pedestrian who was struck by a vehicle such as a car or bicycle
06 Burned or scalded by substances such as hot objects or liquids, fire, or chemicals
5 The rider of a scooter, skateboard, skates, or other non-motorized vehicle
02 Passenger truck, such as a pickup truck, van, or SUV
04 Large commercial truck, such as a semi-truck, big rig, or 18 wheeler
05 Motorcycle (including mopeds and minibikes)
06 All terrain vehicle or ski/snow-mobile
3 Bumping into an object or another person
4 Being shoved or pushed by another person
5 Losing balance or having dizziness (becoming faint or having a seizure)
1 Swallowing a drug or medical substance mistakenly or in overdose
2 Swallowing or touching a harmful solid or liquid substance
4 Eating a poisonous plant or other substance mistaken for food
08 Sleeping, resting, eating, or drinking
10 Being cared for (hands-on care from other person)
10 Being cared for (hands on care from other person)
05 Residential institution (exclude hospital)
06 Health care facility (include hospital)
10 Sport facility, athletic field, or playground
11 Shopping center, restaurant, store, bank, gas station, or other place of business
13 Park or recreation area (include bike or jog path)