MRC Dyspnoea

Variable / Field Name	Section Header	Field Type	Field Label	Choices or Calculations
mrcds_visit		checkbox	Time point - 'Before COVID' or 'Since COVID/current visit'	1, Before COVID ; 2, Since COVID / Current visit
mrc_date		text	Date
mrcds_blness_exer_pre	Pre-COVID	radio	Were / Are you not troubled by breathless except on strenuous exercise	1, Yes ; 0, No
mrcds_short_level_pre		radio	Were / Are you short of breath when hurrying on a level or when walking up a slight hill?	1, Yes ; 0, No
mrcds_walk_slower_pre		radio	Did / Do you walk slower than most people on the level, stop after a mile or so, or stop after 15 minutes walking at own pace?	1, Yes ; 0, No
mrcds_after_walk_pre		radio	Did / Do  you have to stop for breath after walking 100 yards, or after a few minutes on level ground?	1, Yes ; 0, No
mrcds_leave_house_pre		radio	Were / Are you too breathless to leave the house, or breathless when dressing/undressing?	1, Yes ; 0, No
mrcds_blness_exer_since	Current	radio	Were / Are you not troubled by breathless except on strenuous exercise	1, Yes ; 0, No
mrcds_short_level_since		radio	Were / Are you short of breath when hurrying on a level or when walking up a slight hill?	1, Yes ; 0, No
mrcds_walk_slower_since		radio	Did / Do you walk slower than most people on the level, stop after a mile or so, or stop after 15 minutes walking at own pace?	1, Yes ; 0, No
mrcds_after_walk_since		radio	Did / Do  you have to stop for breath after walking 100 yards, or after a few minutes on level ground?	1, Yes ; 0, No
mrcds_leave_house_since		radio	Were / Are you too breathless to leave the house, or breathless when dressing/undressing?	1, Yes ; 0, No