Enum: FreqNH

Enumeration for the frequency with which an individual experiences some phenomenon, including an option for didn't happen because never happened to me.

URI: [tic_clinical:FreqNH](https://w3id.org/OHD/DFA-study/tic_clinical/FreqNH) ## Permissible Values | Value | Meaning | Description | | --- | --- | --- | | 1 | None | Never | | 2 | None | Once or twice | | 3 | None | A few times | | 4 | None | Often | | 5 | None | Nearly every time | | 9 | None | I don't know, because this never happened to me | | -8888 | http://purl.obolibrary.org/obo/NCIT_C67142 | Don't Know | | -5555 | None | Not Asked on Form at This Time | | -9999 | http://purl.obolibrary.org/obo/NCIT_C54031 | Missing | ## Identifier and Mapping Information ### Schema Source * from schema: https://w3id.org/OHD/DFA-study/tic_clinical ## LinkML Source 
name: FreqNH
description: Enumeration for the frequency with which an individual experiences some
  phenomenon, including an option for didn't happen because never happened to me.
from_schema: https://w3id.org/OHD/DFA-study/tic_clinical
rank: 1000
permissible_values:
  '1':
    text: '1'
    description: Never
  '2':
    text: '2'
    description: Once or twice
  '3':
    text: '3'
    description: A few times
  '4':
    text: '4'
    description: Often
  '5':
    text: '5'
    description: Nearly every time
  '9':
    text: '9'
    description: I don't know, because this never happened to me.
  '-8888':
    text: '-8888'
    description: Don't Know
    meaning: http://purl.obolibrary.org/obo/NCIT_C67142
  '-5555':
    text: '-5555'
    description: Not Asked on Form at This Time
  '-9999':
    text: '-9999'
    description: Missing
    meaning: http://purl.obolibrary.org/obo/NCIT_C54031