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Only included from the second loop onwards
Enter the first warning sign or symptom that the respondent can think of.
Only included for first loop
If the respondent cannot think of any warning signs or symptoms, enter 'nothing'.
If the respondent refuses to answer the question, enter 'refused'.
Code for warning sign or symptom given at SymTxt
Uses coding frame CFMBR1
Enter space bar to see codes.
If code not found, change the warning sign or symptom at the bottom of the lookup window to 'other' and select code for 'other'.
Press Enter to select code and Enter again to continue.
Universe
Location of units of observation: National;Population: Adults, aged 16 or over, living in private households in Great Britain.
Sampling
Multi-stage stratified random sample
Study Type
Repeated cross-sectional study;monthly (up to year 2000), eight cycles per year (up to April 2005), monthly thereafter. From April 2014, reverted back to eight cycles per year.