SONA project - Asthma management data - Codebook

Permanent Identifier:

Data Description

Dataset produced as part of a study to investigate asthma control and management among schoolchildren in urban Uganda. Each row represents one child with asthma. Variables include data on asthma symptoms and management approaches.

Asthma management data codebook

Variable name Variable description Value labels
sex Sex 1=male, 2=female
idno Unique identifier 1 through 562
whz Wheezing symptoms at enrolment 1=yes, 2=no
lft Ever had lung function test 1=yes, 2=no
pfm Ever used peak flow meter at home 1=yes, 2=no
doc Asthma regularly monitored by specific doctor or medical facility 1=yes, 2=no
waap Have a personal written asthma action plan 1=yes, 2=no
presc Asthma treatment step according to GINA treatment guidelines 1 through 4
fenocat Fractional exhaled nitric oxide (FENO) 0="<35 parts per billion", 1=">=35 parts per billion"
atopyspt Skin prick test response to any of 7 allergens 0="negative (<3mm wheal diameter)", 1=positive (>=3mm wheal diameter)"
feduc Father's highest education attained 0=none/primary, 1=secondary, 2=tertiary
meduc Mother's highest education attained 0=none/primary, 1=secondary, 2=tertiary
curinose Allergic rhinitis symptoms, last 12 months 1=yes, 0=no
triginfec Asthma trigger - infection 1=yes, 0=no
trigairpol Asthma trigger - air pollution or fumes 1=yes, 0=no
trigcoldair Asthma trigger - cold air 1=yes, 0=no
trigdust Asthma trigger - dust 1=yes, 0=no
trigpsych Asthma trigger - psychological distress or excitement 1=yes, 0=no
trigpollen Asthma trigger - pollen 1=yes, 0=no
excewhocat Child engaged in physical exercise as recommended by WHO 1=yes, 0=no
pfev1cat FEV1 values less than 80% of predicted values 1=yes, 0=no
salbinhcat Used sabutamol inhaler regularly, last 12 months 1=yes, 0=no
csterinhcat Used steroid inhaler regularly, last 12 months 1=yes, 0=no
csalbtabcat Used sabutamol tablets regularly, last 12 months 1=yes, 0=no
cstertabcat Used steroid tablets regularly, last 12 months 1=yes, 0=no
cnonecat Used neither salbutamol nor steroids regularly 1=yes, 0=no
other2cat Used other medications regularly, last 12 months 1=yes, 0=no
mal12cat Received antimalarial treatment, last 12 months 1=yes, 0=no
vilbcat2 Area of residence at birth 0=rural, 1=town, 2=city
vil5cat2 Area of residence, first 5 years of life 0=rural, 1=town, 2=city
agecat Age, grouped 0="5-12 years", 1="13-17 years"
exc12cat Chest sounds wheezy during/after exercise 1=yes, 0=no
asthdxcat Ever had asthma diagnosis 1=yes, 0=no
dryc12cat Ever had dry cough at night (not associated with flu/cold) 1=yes, 0=no
atac12cat Number of wheezing attacks, last 12 months 0=one, 1="2-3", 2="4 or more"
inhever Used any type of inhaler medication before 1=yes, 0=no
allactcat Asthma Control Test (ACT) score (continuous)  
act_all Asthma Control Test (ACT) score (categorised) 0=well controlled (score>19), 1=partly controlled (score 15-19), 2=poorly controlled (score<15)
herb2 Ever used herbal remedies for asthma treatment 1=yes, 0=no