LOINCActiveObservation

LOINC Code 85704-5: Year of previous delivery in the U.S. [Date] from Mother

85704-5 is a LOINC code used to identify Year of previous delivery in the U.S. [Date] from Mother in laboratory and clinical observation data. You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges. LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Year of previous delivery in the U.S.. It is commonly used with the system or sample type ^Mother.

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Year of previous delivery in the U.S.. It is commonly used with the system or sample type ^Mother.

When is it used?

  • Used in lab systems, EHRs, and clinical data exchange.
  • May identify a test, observation, survey item, or clinical document request rather than a diagnosis.
  • Status: ACTIVE
  • Order vs observation: Observation

What it does not mean

  • The code identifies the observation or test, not the actual result.

Key facts

  • Year of previous delivery in the U.S. [Date] from Mother
  • Year of previous delivery in the U.S.
  • The year(s) that the mother gave birth in the United States.
  • H+P; H+P.HX; Mat; Maternal; Matnl; P prime; Point in time; Prev; QNT; Quan; Quant; Quantitative; Random; S prime; Year of prev delivery in U.S.

Where you may see this code

You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges.

Common synonyms

Year of previous delivery in the U.S. [Date] from MotherYear of prev delivery in U.S. MotherYear of previous delivery in the U.S.H&P.HXDatePt^Mother

Frequently asked questions

Code details

Code85704-5
SystemLOINC
Display nameYear of previous delivery in the U.S. [Date] from Mother
DescriptionYear of previous delivery in the U.S.
Short nameYear of prev delivery in U.S. Mother
ComponentYear of previous delivery in the U.S.
PropertyDate
TimingPt
System (specimen)^Mother
ScaleQn
ClassH&P.HX
Example unitsYYYY
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.61
Last changed2.61

Part names

Year of previous delivery in the U.S.DatePt^MotherQnPoint in time (spot)

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from LOINC. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.