: The name typically stands for "Cohort 18 Baseline ZIP Code" .
: It is a character field (usually 22 characters in length) found in research files like the Baseline Research Identifiable File (RIF) or Limited Data Set (LDS) . B18zip
Are you working with , or were you looking for a file compression utility ? hos_dug_c18b.pdf - HOSonline.org : The name typically stands for "Cohort 18
: You may see it alongside other coded fields like F18PBPID (Plan Benefit Package ID) or STATE in the HOS Data User’s Guide . hos_dug_c18b
"B18zip" is a specific data field label used in medical health research datasets, most notably in the documentation .
: Researchers use this field to identify the geographic location of survey participants during the initial "Baseline" phase of a study cohort. Context within HOS Data