Length of Stay (NUMNIGHX, NUMNIGHT. NUMNIGHX denotes the length of a hospital inpatient stay. For stays beginning in 2009 and ending in 2010, this variable would include the nights associated with the entire visit. It was edited using the above mentioned begin and end dates of the hospital inpatient stay (Section 2.5.3.1). If the dates were unknown, then NUMNIGHX used the number from the unedited variable NUMNIGHT (number of nights in the hospital). If both the dates and NUMNIGHT were missing data, then NUMNIGHX was imputed. Users should note that NUMNIGHT was only asked for events with missing date information. Hence, it contains large amounts of missing data and cannot be used alone but rather in conjunction with date information.
Length of Stay (NUMNIGHX, NUMNIGHT. The edited variable NUMNIGHX denotes length of hospital stay. For stays beginning in 1995 and ending in 1996, this variable would include the nights associated with 1995. It was edited using the above mentioned begin and end dates of the hospital inpatient stay. If the dates were unknown, then the unedited variable NUMNIGHT(number of nights in the hospital) was used. Users should note that NUMNIGHT was only asked for events with missing date information. Hence, it contains large amounts of missing data and cannot be used alone but rather in conjunction with date information.
