FHIR R4 Symptoms Implementation Guide
0.1.0 - ci-build International flag

FHIR R4 Symptoms Implementation Guide, published by HL7 International / Clinical Interoperability Council. This guide is not an authorized publication; it is the continuous build for version 0.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/fhir-symptoms-ig/ and changes regularly. See the Directory of published versions

ValueSet: Frequency Codes

Official URL: http://hl7.org/fhir/uv/symptoms/ValueSet/FrequencyCodes Version: 0.1.0
Standards status: Trial-use Maturity Level: 1 Computable Name: FrequencyCodes

Copyright/Legal: This value set includes content from SNOMED CT, which is copyright © 2002+ International Health Terminology Standards Development Organisation (IHTSDO), and distributed by agreement between IHTSDO and HL7. Implementer use of SNOMED CT is not covered by this agreement

The SNOMED International IPS Terminology is distributed by International Health Terminology Standards Development Organisation, trading as SNOMED International, and is subject the terms of the Creative Commons Attribution 4.0 International Public License. For more information, see SNOMED IPS Terminology

The HL7 International IPS implementation guides incorporate SNOMED CT®, used by permission of the International Health Terminology Standards Development Organisation, trading as SNOMED International. SNOMED CT was originally created by the College of American Pathologists. SNOMED CT is a registered trademark of the International Health Terminology Standards Development Organisation, all rights reserved. Implementers of SNOMED CT should review usage terms or directly contact SNOMED International: info@snomed.org

Set of SNOMED codes to describe the frequency of experiencing the symptom.

References

Logical Definition (CLD)

  • Include codes fromhttp://snomed.info/sct version Not Stated (use latest from terminology server) where concept is-a 272123002 (Frequencies)

 

Expansion

Expansion from tx.fhir.org based on SNOMED CT United States edition 01-Mar 2025

This value set expansion contains 240 concepts.

CodeSystemDisplay
  272123002http://snomed.info/sctFrequencies
  3015006http://snomed.info/sctTrimonthly
  5878004http://snomed.info/sctLow frequency
  14497002http://snomed.info/sctWeekly
  20050000http://snomed.info/sctBiweekly
  27732004http://snomed.info/sctHigh frequency
  27789000http://snomed.info/sctInfrequent
  51199007http://snomed.info/sctTriweekly
  53281000http://snomed.info/sctAnnual
  69620002http://snomed.info/sctDaily
  70232002http://snomed.info/sctFrequent
  88561007http://snomed.info/sctSemi-annual
  89185003http://snomed.info/sctMonthly
  225750008http://snomed.info/sctEvery two hours
  225751007http://snomed.info/sct2-3 times a week
  225752000http://snomed.info/sctEvery two to four hours
  225753005http://snomed.info/sct3 hourly
  225754004http://snomed.info/sctEvery three to four hours
  225756002http://snomed.info/sctEvery four hours
  225757006http://snomed.info/sctEvery four to six hours
  225760004http://snomed.info/sctAlternate days
  225761000http://snomed.info/sctprn - When required
  225764008http://snomed.info/sctEvery 10 minutes
  225765009http://snomed.info/sctEvery fifteen minutes
  225766005http://snomed.info/sctEvery minute
  225767001http://snomed.info/sctHalf-hourly
  225768006http://snomed.info/sctHourly
  225769003http://snomed.info/sctOnce weekly
  229797004http://snomed.info/sctod - omni die
  229798009http://snomed.info/sctThree times daily
  229799001http://snomed.info/sctbd - Twice daily
  229800002http://snomed.info/sctTwice a week
  229804006http://snomed.info/sctThrice weekly
  255218000http://snomed.info/sctMid-frequency
  255238004http://snomed.info/sctContinuous
  255239007http://snomed.info/sctDiscontinuous
  272122007http://snomed.info/sctContinuities
  307430002http://snomed.info/sctRegular frequency
  307431003http://snomed.info/sctFrequency per unit time
  307432005http://snomed.info/sctFrequency per hour
  307433000http://snomed.info/sctOnce per hour
  307434006http://snomed.info/sctTwice per hour
  307435007http://snomed.info/sctThree times per hour
  307436008http://snomed.info/sctFour times per hour
  307437004http://snomed.info/sctSix times per hour
  307438009http://snomed.info/sctFrequency per day
  307439001http://snomed.info/sctFour times daily
  307440004http://snomed.info/sctFive times daily
  307441000http://snomed.info/sctSix times daily
  307442007http://snomed.info/sctSeven times daily
  307443002http://snomed.info/sctEight times daily
  307444008http://snomed.info/sctFrequency per week
  307445009http://snomed.info/sctFour times weekly
  307446005http://snomed.info/sctFive times weekly
  307447001http://snomed.info/sctSix times weekly
  307448006http://snomed.info/sctSeven times weekly
  307449003http://snomed.info/sctFrequency per month
  307450003http://snomed.info/sctOnce monthly
  307451004http://snomed.info/sctTwice monthly
  307452006http://snomed.info/sctThree times monthly
  307453001http://snomed.info/sctFour times monthly
  307454007http://snomed.info/sctFrequency per year
  307455008http://snomed.info/sctOnce per year
  307456009http://snomed.info/sctTwice per year
  307457000http://snomed.info/sctThree times per year
  307458005http://snomed.info/sctFour times per year
  307459002http://snomed.info/sctFrequency interval
  307460007http://snomed.info/sctIntervals of seconds
  307461006http://snomed.info/sctEvery second
  307462004http://snomed.info/sctIntervals of minutes
  307463009http://snomed.info/sctEvery five minutes
  307464003http://snomed.info/sctEvery 20 minutes
  307465002http://snomed.info/sctEvery forty minutes
  307466001http://snomed.info/sctEvery 45 minutes
  307467005http://snomed.info/sctIntervals of hours
  307468000http://snomed.info/sctEvery six hours
  307469008http://snomed.info/sctEvery eight hours
  307470009http://snomed.info/sctq12h - Every twelve hours
  307471008http://snomed.info/sctIntervals of days
  307472001http://snomed.info/sctEvery morning
  307473006http://snomed.info/sctEvery evening
  307474000http://snomed.info/sctIntervals of weeks and months
  307475004http://snomed.info/sctEvery calendar month
  307476003http://snomed.info/sctEvery lunar month
  307477007http://snomed.info/sctEvery six weeks
  307478002http://snomed.info/sctEvery four months
  307479005http://snomed.info/sctEvery nine months
  307480008http://snomed.info/sctIntervals of years
  307481007http://snomed.info/sctEvery other year
  307482000http://snomed.info/sctEvery three years
  307483005http://snomed.info/sctEvery five years
  307484004http://snomed.info/sctEvery ten years
  307485003http://snomed.info/sctIrregular frequency
  307486002http://snomed.info/sctSingle event
  396105004http://snomed.info/sctTen times a day (qualifier value)
  396106003http://snomed.info/sctTwelve times a day (qualifier value)
  396107007http://snomed.info/sctOne to two times a day (qualifier value)
  396108002http://snomed.info/sctOne to three times a day (qualifier value)
  396109005http://snomed.info/sctOne to four times a day (qualifier value)
  396110000http://snomed.info/sctSixteen times a day (qualifier value)
  396111001http://snomed.info/sctTwo to four times a day (qualifier value)
  396112008http://snomed.info/sctThree to four times a day (qualifier value)
  396113003http://snomed.info/sctThree to four times a week (qualifier value)
  396114009http://snomed.info/sctFour to six times a day (qualifier value)
  396115005http://snomed.info/sctNine times a day (qualifier value)
  396116006http://snomed.info/sctTwo times a day Monday, Wednesday and Friday (qualifier value)
  396117002http://snomed.info/sctMonday through Friday (qualifier value)
  396119004http://snomed.info/sctEvery ten to fifteen minutes (qualifier value)
  396120005http://snomed.info/sctEvery ten to thirty minutes (qualifier value)
  396121009http://snomed.info/sctEvery one to two hours (qualifier value)
  396122002http://snomed.info/sctEvery sixteen hours (qualifier value)
  396123007http://snomed.info/sctEvery eighteen hours (qualifier value)
  396124001http://snomed.info/sctEvery two to three hours (qualifier value)
  396125000http://snomed.info/sctEvery twenty four hours (qualifier value)
  396126004http://snomed.info/sctEvery thirty six hours (qualifier value)
  396127008http://snomed.info/sctEvery three to six hours (qualifier value)
  396128003http://snomed.info/sctEvery three days (qualifier value)
  396130001http://snomed.info/sctEvery forty hours (qualifier value)
  396131002http://snomed.info/sctEvery forty eight hours (qualifier value)
  396132009http://snomed.info/sctEvery four days (qualifier value)
  396133004http://snomed.info/sctEvery four hours while awake (qualifier value)
  396134005http://snomed.info/sctEvery four weeks (qualifier value)
  396135006http://snomed.info/sctEvery five to ten minutes (qualifier value)
  396136007http://snomed.info/sctEvery five days (qualifier value)
  396137003http://snomed.info/sctEvery five hours (qualifier value)
  396138008http://snomed.info/sctEvery sixty hours (qualifier value)
  396139000http://snomed.info/sctEvery six to eight hours (qualifier value)
  396140003http://snomed.info/sctEvery eight to twelve hours (qualifier value)
  396141004http://snomed.info/sctEvery other day, at bedtime (qualifier value)
  396142006http://snomed.info/sctOnce a day, at bedtime (qualifier value)
  396143001http://snomed.info/sctEvery seventy two hours (qualifier value)
  396144007http://snomed.info/sctEvery ninety six hours (qualifier value)
  396145008http://snomed.info/sctThree times a day, before meals (qualifier value)
  396146009http://snomed.info/sctThree times a day, with meals (qualifier value)
  396147000http://snomed.info/sctOnce a day, in the evening (qualifier value)
  396148005http://snomed.info/sctEvery seven days (qualifier value)
  396149002http://snomed.info/sctEvery six months (qualifier value)
  420449005http://snomed.info/sctAs needed for (qualifier value)
  420660006http://snomed.info/sctFour times daily before meals and at bedtime (qualifier value)
  421331003http://snomed.info/sctTwice a day after meals (qualifier value)
  421409007http://snomed.info/sctThree times daily after meals (qualifier value)
  421589008http://snomed.info/sctTwice a day with meals (qualifier value)
  421969000http://snomed.info/sctFour times daily after meals and at bedtime (qualifier value)
  422135004http://snomed.info/sctAs directed for (qualifier value)
  422231003http://snomed.info/sctTwice a day before meals (qualifier value)
  429810009http://snomed.info/sctEvery ninety minutes (qualifier value)
  429811008http://snomed.info/sctEvery ten hours (qualifier value)
  429812001http://snomed.info/sctEvery ten weeks (qualifier value)
  432063005http://snomed.info/sctEvery three minutes (qualifier value)
  432064004http://snomed.info/sctEvery two minutes (qualifier value)
  444602003http://snomed.info/sctTwice a week on Tuesday and Friday (qualifier value)
  444682001http://snomed.info/sctThree times a week on Wednesday, Friday and Sunday (qualifier value)
  444716002http://snomed.info/sctTwice a week on Thursday and Sunday (qualifier value)
  444724007http://snomed.info/sctTwice a week on Monday and Thursday (qualifier value)
  444747008http://snomed.info/sctTwice a week on Wednesday and Saturday (qualifier value)
  444752003http://snomed.info/sctEvery lunchtime (qualifier value)
  444762005http://snomed.info/sctThree times a week on Tuesday, Thursday and Saturday (qualifier value)
  444763000http://snomed.info/sctThree times a week on Monday, Wednesday and Friday (qualifier value)
  445547001http://snomed.info/sctEvery two months (qualifier value)
  708023005http://snomed.info/sctFour times daily with meals and at bedtime
  1306753001http://snomed.info/sctWith breakfast, lunch, evening meal and late evening snack
  1306754007http://snomed.info/sctWith breakfast, lunch and evening meal (qualifier value)
  1306755008http://snomed.info/sctWith lunch and evening meal (qualifier value)
  1306756009http://snomed.info/sctWith breakfast and evening meal (qualifier value)
  1348283004http://snomed.info/sctEvery 7 minutes
  1348284005http://snomed.info/sctEvery six minutes (qualifier value)
  1348285006http://snomed.info/sctEvery four minutes (qualifier value)
  1348286007http://snomed.info/sctEvery twelve minutes
  1348287003http://snomed.info/sctEvery eight minutes (qualifier value)
  1348288008http://snomed.info/sctEvery ten to twelve minutes (qualifier value)
  1361000175103http://snomed.info/sctOne to two times per month (qualifier value)
  1371000175106http://snomed.info/sctOne to two times per week (qualifier value)
  1381000175109http://snomed.info/sctOne to two times per year (qualifier value)
  1391000175107http://snomed.info/sctThree to five times a week (qualifier value)
  1401000175109http://snomed.info/sctFive to six times per week (qualifier value)
  1411000175107http://snomed.info/sctMore than once a day (qualifier value)
  1451000175108http://snomed.info/sctDaily before breakfast (qualifier value)
  1461000175105http://snomed.info/sctEvery 30 days
  1471000175102http://snomed.info/sctEvery five minutes as required
  1481000175104http://snomed.info/sctEvery fourteen days
  1491000175101http://snomed.info/sctOnce as needed (qualifier value)
  1511000175108http://snomed.info/sctEvery twenty eight days
  1531000175101http://snomed.info/sctEvery 21 days
  1561000175106http://snomed.info/sctEvery hour as needed
  1571000175103http://snomed.info/sctEvery 48 hours as required
  1581000175100http://snomed.info/sctContinuous as needed (qualifier value)
  1591000175102http://snomed.info/sctEvery 10 minutes as required
  1601000175106http://snomed.info/sctEvery thirty minutes as needed
  1721000175109http://snomed.info/sctDaily before lunch (qualifier value)
  1731000175107http://snomed.info/sctDaily before dinner (qualifier value)
  1741000175101http://snomed.info/sctDaily as needed
  1781000175108http://snomed.info/sctEvery eight hours as required (qualifier value)
  1791000175106http://snomed.info/sctEvery 4 hours as required
  1801000175107http://snomed.info/sctEvery seventy two hours as required (qualifier value)
  1811000175105http://snomed.info/sctEvery six hours as required
  1821000175101http://snomed.info/sctEvery three hours as required (qualifier value)
  1831000175103http://snomed.info/sctEvery twelve hours as required
  1841000175109http://snomed.info/sctEvery two hours as required (qualifier value)
  1871000175100http://snomed.info/sctFour times daily as required
  1891000175104http://snomed.info/sctThree times daily as required (qualifier value)
  1901000175100http://snomed.info/sctTwo times daily as required (qualifier value)
  2331000175103http://snomed.info/sctOnce daily with food (qualifier value)
  2491000175105http://snomed.info/sctOnce daily after meal (qualifier value)
  2771000175101http://snomed.info/sctOnce daily before food
  2881000175109http://snomed.info/sctEvery Saturday (qualifier value)
  2891000175107http://snomed.info/sctEvery Monday (qualifier value)
  2901000175106http://snomed.info/sctEvery Tuesday (qualifier value)
  2911000175109http://snomed.info/sctEvery Wednesday (qualifier value)
  2921000175100http://snomed.info/sctEvery Thursday (qualifier value)
  2931000175102http://snomed.info/sctEvery Friday (qualifier value)
  2941000175108http://snomed.info/sctEvery Sunday (qualifier value)
  2951000175105http://snomed.info/sctEvery twenty hours (qualifier value)
  2961000175107http://snomed.info/sctEvery thirty hours (qualifier value)
  2981000175101http://snomed.info/sctEvery two hours while awake (qualifier value)
  4771000175108http://snomed.info/sctFour to six times per week (qualifier value)
  5931000175106http://snomed.info/sctEight or more times (qualifier value)
  5941000175100http://snomed.info/sctTwo to four times (qualifier value)
  5951000175103http://snomed.info/sctFive to seven times (qualifier value)
  9751000175103http://snomed.info/sctEvery three hours while awake (qualifier value)
  9761000175101http://snomed.info/sctEvery three to four hours while awake (qualifier value)
  9771000175109http://snomed.info/sctEvery three to four hours as required (qualifier value)
  9781000175107http://snomed.info/sctEvery two to three hours as required (qualifier value)
  9791000175105http://snomed.info/sctEvery four to six hours as needed
  444521000124103http://snomed.info/sctSeveral days (qualifier value)
  444691000124102http://snomed.info/sctTwo to three nights a week (qualifier value)
  444701000124102http://snomed.info/sctThree to six times a week (qualifier value)
  444711000124104http://snomed.info/sctOnce a week or less (qualifier value)
  444721000124107http://snomed.info/sctFour or more nights a week (qualifier value)
  444841000124107http://snomed.info/sctNever (qualifier value)
  444881000124101http://snomed.info/sctThree or more times a day (qualifier value)
  444891000124103http://snomed.info/sctA little of the time (qualifier value)
  444901000124104http://snomed.info/sctSome of the time (qualifier value)
  444951000124100http://snomed.info/sctNearly every day (qualifier value)
  444961000124103http://snomed.info/sctMost of the time (qualifier value)
  444981000124108http://snomed.info/sctA good bit of the time (qualifier value)
  445231000124102http://snomed.info/sctFour or more times a week
  445241000124107http://snomed.info/sctLess than once a month (qualifier value)
  445471000124100http://snomed.info/sctOne to two times (qualifier value)
  450861000124101http://snomed.info/sctEvery even numbered day (qualifier value)
  450871000124108http://snomed.info/sctEvery odd numbered day (qualifier value)

Explanation of the columns that may appear on this page:

Level A few code lists that FHIR defines are hierarchical - each code is assigned a level. In this scheme, some codes are under other codes, and imply that the code they are under also applies
System The source of the definition of the code (when the value set draws in codes defined elsewhere)
Code The code (used as the code in the resource instance)
Display The display (used in the display element of a Coding). If there is no display, implementers should not simply display the code, but map the concept into their application
Definition An explanation of the meaning of the concept
Comments Additional notes about how to use the code