inpatient

• in-patient

in +‎ patient

inpatient (plural inpatients)

1. (healthcare) A patient whose treatment needs at least one night's residence in a hospital; a hospitalized patient.
   • 1998, Maria Owings, ‎Lola Jean Kozak, Ambulatory and Inpatient Procedures in the United States, 1996, Issue 139

     For three of the four regions, the number and rate of procedures was higher in inpatient than in ambulatory settings, but in the Midwest the differences between settings were not statistically significant.

• outpatient