To facilitate a better understanding of valid data value changes that occurred in the Discharge Abstract Database (DAD) and National Ambulatory Care Reporting System (NACRS) for 2018–2019, this supplementary table lists the changes for the core data elements compared with last year. The changes listed are already reflected in the DAD and NACRS Abstracting manuals.

DAD

Group/Field Data element name Valid data change description

03/02

Postal Code

  • Deleted 2-digit mini–postal code XX — Transient/homeless

03/04

Gender

  • Revised value O from “Other (transsexual, hermaphrodite)” to “Other or unknown”

03/29

Weight

  • Revised valid data from “0001–9000 grams or blank” to “0.001–999.999 kilograms or blank”

05/05

Discharge Disposition

  • Deleted the following values:
    • 01 — Transferred to an acute care inpatient institution
    • 02 — Transferred to continuing care
    • 03 — Transferred to other
    • 06 — Sign-out
    • 07 — Died
    • 12 — Patient who does not return from a pass
  • Added the following values:
    • 10 — Inpatient care
    • 20 — ED and ambulatory care
    • 30 — Residential care
    • 40 — Group/supportive living
    • 61 — Absent without leave (AWOL)
    • 62 — Left against medical advice (LAMA)
    • 65 — Did not return from pass/leave
    • 66 — Died while on pass/leave
    • 67 — Suicide out of facility
    • 72 — Died in facility
    • 73 — Medical assistance in dying (MAID)
    • 74 — Suicide in facility
    • 90 — Correctional facility
  • Revised value 04 from “Discharged to home or a home setting with support services” to “Home with support/referral”

10/01

Diagnosis Prefix

  • Added prefix J to identify the underlying condition(s) for which medical assistance in dying (MAID) was requested or performed

10/04

Diagnosis Type

  • Deleted type 4 — Morphology code

 

NACRS

 

Data element number Data element name Valid data change description

05

Postal Code

  • Deleted 2-digit mini–postal code XX — Transient/homeless

07

Gender

  • Revised value O from “Other (transsexual, hermaphrodite)” to “Other or unknown”

35

Visit Disposition

  • Deleted the following values:
    • 01 — Discharged home (private dwelling, not an institution; no support services)
    • 02 — Patient left at his/her own risk following registration; triage (if an ED visit), further assessment by a service provider and treatment did not occur
    • 03 — Patient left the emergency department at his/her own risk following registration and triage; further assessment by a service provider and treatment did not occur
    • 04 — Patient left at his/her own risk following registration, triage (if an ED visit) and further assessment by a service provider; treatment did not occur
    • 05 — Patient left at his/her own risk following registration, triage (if an ED visit), further assessment by a service provider and initiation of treatment
    • 10 — Death after arrival (DAA)
    • 11 — Death on arrival (DOA)
    • 15 — Discharged to place of residence (institution or jail)
  • Added the following values:
    • 16 — Home with support/referral
    • 17 — Private home
    • 30 — Residential care
    • 40 — Group/supportive living
    • 61 — Leave post registration
    • 62 — Leave post initial treatment
    • 63 — Left after triage
    • 64 — Left after initial assessment
    • 71 — Dead on arrival (DOA)
    • 72 — Died in facility
    • 73 — Medical assistance in dying (MAID)
    • 74 — Suicide in facility
    • 90 — Correctional facility

43

Problem Prefix

  • Added prefix J to identify the underlying condition(s) for which medical assistance in dying (MAID) was requested or performed
  • Added prefix 8 to identify palliative care that is documented as a known component of the patient’s care plan prior to arrival at the facility