ATYPE indicates the type of admission (emergency, urgent, elective, etc.). Newborn admission types are separated only if that information is available from the data source. No edit check comparing the admission type to diagnosis or procedure codes is performed.

Because it is infrequently available from data sources, the admission type of delivery (ATYPE=5) is discontinued beginning in the 1998 data. If available, deliveries are recoded under urgent (ATYPE=2).

Arizona provides a source value "5" for admissions from "observation" status. During HCUP processing through 2002, the source category Observation was recoded to the HCUP category "Other" (ATYPE = 6). Beginning with 2003, the source category Observation was recoded to the HCUP category "Urgent" (ATYPE = 2).

Arizona does not separately classify deliveries. The source documentation supplied by Arizona does not indicate which source categories were used for deliveries.

Beginning in 2007, Arizona no longer provides a source value for "observation" status.

Beginning in 2003, Colorado reports an admission type of "Trauma Center".

In 1995, Colorado began collecting admission type, but it was optional for hospitals to report this data to the hospital association.

Colorado does not separately classify deliveries. The source documentation supplied by Colorado does not indicate which source categories were used for deliveries. Beginning with 1998 data, the HCUP variable for admission type does not include a value for deliveries (ATYPE = 5).

Connecticut does not separately classify deliveries. The source documentation available for Connecticut does not describe which admission type(s) were used for deliveries.

Florida does not separately classify deliveries. According to the documentation available from the source, most normal deliveries are categorized as urgent (ATYPE = 2), and most cesarean births and some normal deliveries are included under elective (ATYPE = 3).

Georgia does not separately classify deliveries nor do they have a separate category for "Other." The source documentation available for Georgia does not describe which admission type(s) were used for these categories.

Hawaii does not separately classify deliveries nor do they have a separate category for "Other." The source documentation available for Hawaii does not describe which admission type(s) were used for these categories.

Iowa does not separately classify deliveries. No documentation was available describing which admission type(s) were used for deliveries.

Kansas does not separately classify deliveries. The source documentation available for Kansas does not indicate which code was used for deliveries.

Kentucky does not separately classify deliveries. The source documentation supplied by Kentucky does not indicate which source categories were used for deliveries.

Beginning in 2006, MD source data includes admission type, 0 = Chronic. It is recoded to ATYPE = 6 (Other).

During HCUP processing of 1993 data, the source category "Rehabilitation" was erroneously recoded to the HCUP category "Invalid" (ATYPE = .A) instead of "Other" (ATYPE = 6). During HCUP processing for other years, the source category Rehabilitation was correctly recoded to the HCUP category "Other" (ATYPE=6).

Beginning in 1997, the source reported a separate category for "Psychiatric" admissions. These discharges are included under the uniform category "Other" (ATYPE = 6).

Beginning in 1998, an admission type of "Delivery" was recoded to "Urgent" (ATYPE = 2).

Massachusetts does not separately classify deliveries. The source documentation supplied by Massachusetts does not indicate which source categories are used for deliveries.

Minnesota does not separately classify deliveries. The source documentation supplied by Minnesota does not indicate which source categories were used for deliveries.

Missouri does not separately classify deliveries. The source documentation supplied by Missouri does not indicate which source categories were used for deliveries.

New Jersey does not separately classify deliveries. No documentation was available describing which admission type(s) were used for deliveries.

New York does not separately classify deliveries. No documentation was available describing which admission type(s) were used for deliveries.

North Carolina does not separately classify deliveries. The source documentation supplied by North Carolina does not indicate which source categories were used by deliveries.

Starting in 2011, OR will not be supplying admission type on their file

Oregon does not separately classify deliveries. No documentation was available about which admission type(s) were used for deliveries.

Oregon reports admission from "home health." During HCUP processing, this value is set to admission type "other."

Beginning with 2003, the Oregon codes an admission type of trauma center.

Tennessee does not separately classify deliveries. The source documentation supplied by Tennessee does not indicate which source categories were used for deliveries.

Texas does not separately classify deliveries. The source documentation supplied by Texas does not indicate which source categories were used for deliveries.

Utah does not separately classify deliveries nor do they have a separate category for "Other". The source documentation available for Utah does not describe which admission type(s) were used for these categories.

Washington does not separately classify deliveries. No documentation was available about which admission type(s) were used for deliveries.

For 2003-2004, the source value for Trauma Center (value 5) was recoded to Other (ATYPE=6). Beginning with 2005, this source value was recoded to Trauma Center (ATYPE=5).

West Virginia does not separately classify deliveries. The source documentation supplied by West Virginia does not indicate which source categories were used for deliveries.

Wisconsin does not separately classify deliveries. No documentation was available describing which admission type(s) were used for deliveries.