OSD030cd // How old {were you/was SP} when {you/s/he} fractured {your/his/her} spine the 4th time?

attributes

datasetnhanes2018 · NHANES 2017-2018 Cycle
typecategorical
role
data fileOSQ_J
keywords

Coded values

codemeaning
53 to 56Range of Values
8080 or older