LOINCActiveObservation

LOINC Code 106299-1: How much time is usually spent on screens

106299-1 is a LOINC code used to identify How much time is usually spent on screens 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 How much time is usually spent on screens. It is commonly used with the system or sample type ^Patient.

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 How much time is usually spent on screens. It is commonly used with the system or sample type ^Patient.

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

  • How much time is usually spent on screens
  • Screentime (ST) refers to the total time spent on viewing screens including television, smartphones, computer, and tablets.
  • CLIN; Count/time; nRate; Number rate; Number Rate = Count/Time; Point in time; QNT; Quan; Quant; Quantitative; Random; Screen time

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

How much time is usually spent on screensScreen time nRateCLINNRatPt^PatientQn

Frequently asked questions

Code details

Code106299-1
SystemLOINC
Display nameHow much time is usually spent on screens
Short nameScreen time nRate
ComponentHow much time is usually spent on screens
PropertyNRat
TimingPt
System (specimen)^Patient
ScaleQn
ClassCLIN
Example unitshours/day
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.78
Last changed2.78

Part names

How much time is usually spent on screensNRatPt^PatientQnNumber RatePoint 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.

LOINC Code 106299-1 | HealthAssure