nth admission

A popular term for multiple hospital admissions—defined by some as more than the 6th in a relatively short time frame—measured as an ‘nth’ of an ordinal number, e.g., 7th, 8th, 9th, 10th, 11th, etc.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

nth admission

A popular term for multiple hospital admissions–more than the 6th admission, and measured as an 'nth', of an ordinal number–eg, seventh, eighth, ninth, tenth, eleventh, etc. See 'Still' syndrome.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.