Urban Survey Dataset Codebook

Permanent Identifier:

https://doi.org/10.17037/DATA.00001804

Variable list

The dataset contains the variables outlined below. When making an application to access the dataset, please state the variable names in which you are interested.

Variable name Variable description Value labels
surveyweight Sampling weights for the survey 1
sex sex 1=male, 2=female
age age in years Integer
ic_totalige Total IgE, continous (ImmunoCAP), kU/L 2.18 through 6263.3
ic_derpige D. pteronyssinus-specific IgE, continous (ImmunoCAP), kU/L 0.01 through 450.96
ic_cokige B. germanica-specific IgE, continous (ImmunoCAP), kU/L 0 through 67.52
ic_der_atopy Sensitisation to dermatophagoides, categorical (ImmunoCAP) 0=non-atopic IgE level, "<0.35kUA/L (allergen-specific kilo units per litre)", 1=Atopic IgE level "(>=0.35kUA/L )"
ic_cok_atopy Sensitisation to German cockroach categorical (ImmunoCAP) 0=non-atopic IgE level, "<0.35kUA/L (allergen-specific kilo units per litre)", 1=Atopic IgE level "(>=0.35kUA/L )"
vno "village" number 1 through 24
whez Wheezing, ever 1=yes, 2=no
wh12 Wheeze in the last 12 months 0=no, 1=yes
exderpos Skin prick test response to Dermatophagoides mix (dust mites) 0="negative (<3mm wheal diameter)", 1=positive (>=3mm wheal diameter)"
exblopos Skin prick test response to Blomia tropicalis (dust mite) 0="negative (<3mm wheal diameter)", 1=positive (>=3mm wheal diameter)"
excokpos Skin prick test response to German cockroach 0="negative (<3mm wheal diameter)", 1=positive (>=3mm wheal diameter)"
exanyspt SPT reactivity to any of 3 allergens 0="negative (<3mm wheal diameter)", 1=positive (>=3mm wheal diameter)"
cokge IgE (ng/ml) to Blatella germanica, continuous (ELISA) 0.08 through 20984.38
derpge IgE (ng/ml) to D. pteronyssinus, continuous (ELISA) 0.08 through 20984.38
derpge_cat Dermatophagoides-specific IgE, categorical (ELISA) 1= undetectable IgE, 2=IgE≥312.5 ng/ml
cokge_cat German cockroach-specific IgE, categorical (ELISA) 1= undetectable IgE, 2=IgE≥312.5 ng/ml
any_detect Detecatable IgE to any one of Dermatophagoides or cockroach (ELISA) 1= undetectable IgE, 2=IgE to any of cockroach or dermatophagoides ≥312.5 ng/ml
kasepg S. mansoni eggs per gram, average of 2 slides 0 through 2364
kaaepg Ascaris eggs per gram, average of 2 slides 0
kahepg Hookworm eggs per gram, average of 2 slides 0 through 16536
katepg Trichuris eggs per gram, average of 2 slides 0 through 840
kaoepg 'other worm' eggs per gram, average of 2 slides 0 through 7476
kasinf S. mansoni infection status, Kato-Katz 1=infected, 0=uninfected
kaainf Ascaris infection status, Kato-Katz 1=infected, 0=uninfected
kahinf Hookworm infection status, Kato-Katz 1=infected, 0=uninfected
katinf Trichuris infection status, Kato-Katz 1=infected, 0=uninfected
kaoinf 'Other worm' infection status, Kato-Katz 1=infected, 0=uninfected
kascat S. mansoni infection intensity (WHO 2002), Kato-Katz 0=uninfected, 1=light, 2=moderate, 3=heavy
anywmkk Any worm infection status, Kato Katz 1=infected, 0=uninfected
nact Ct value for N. americanus (PCR) 0 through 50
nares PCR positivity for N. americanus 1=positive, 0=negative
smct Ct value for S. mansoni (PCR) 0 through 48.1
smres PCR positivity for S. mansoni 1=positive, 0=negative
ssct Ct value for S. stercoralis (PCR) 0 through 45.9
ssres PCR positivity for S. stercoralis 1=positive, 0=negative
cokg4 IgG4 (ng/ml) to Blatella germanica (ELISA) 0.08 through 20998.64
derpg4 IgG4 (ng/ml) to D. pteronyssinus (ELISA) 0.04 through 10499.32
totg4 Total IgG4, continous (ELISA), ng/ml 1 through 419687.2
swa_g4 SWA-specific IgG4, ng/ml, continuous (ELISA) 0 through 839375
sea_g4 SEA-specific IgG4, ng/ml, continuous (ELISA) 0 through 839375
sea_ige SEA-specific IgE, ng/ml, continuous (ELISA) 0 through 41968.8
swa_ige SWA-specific IgE, ng/ml, continuous (ELISA) 0 through 23546.7
swa_igg SWA-specific IgG, ng/ml, continuous (ELISA) 331713 through 1.26e^7
sea_igg SEA-specific IgG, ng/ml, continuous (ELISA) 361470 through 1.26e^7
egg_pos Schisto infection status, KK+PCR 0=negative , 1=positive
anyworm Any helminth infection (KK + PCR) 1=any helminth infection, 0=uninfected
anynema Any nematode infection (KK + PCR) 1=infected with any of Ascaris, hookworm, Steongyloides or trichuris; 0=uninfected
log_cokg4 Log10 IgG4 to cockroach (ng/ml+1) 0.03 through 4.32
log_derpg4 Log10 IgG4 to D. pteronyssinus (ng/ml+1) 0.02 through 4.02
log_cokge Log10 IgE to cockroach (ng/ml+1) - ELISA 0.03 through 4.32
log_derpge Log10 IgE to D. pteronyssinus (ng/ml+1) - ELISA 0.03 through 4.32
cok4ER Cockroach IgG4/IgE ratio, ELISA 0.00 through 262483.00
derp4ER Dermatophagoides IgG4/IgE ratio, ELISA 9.56e^-6 through 131241.50
log_cok4ER Log10 Cockroach IgG4/IgE ratio (+1), ELISA 5.75e^-6 through 5.42
log_derp4ER Log10 Dermatphagoides IgG4/IgE ratio (+1), ELISA 4.15e^-6 through 5.12
log_totg4 Log10 total IgG4 (ng/ml+1), ELISA 0 through 5.62
log_totge Log10 total IgE (kU/L), ImmunoCAP 0.34 through 3.80
g4gER Total IgG4/ total IgE ratio 0.00 through 21808.12
lg4gER Log10 Total IgG4/ total IgE ratio (+1) 0.00 through 4.34
cokR Total IgE/cockroach-specific IgE ratio, ImmunoCAP 10.79 through 31115.00
derpR Total IgE/Dermatophagoides-specific IgE ratio, ImmunoCAP 2.04 through 22466.53
log_cokR Log10 Total IgE/cockroach-specific IgE ratio (+1) 1.07 through 4.49
log_derpR Log10 Total IgE/Dermatophagoides-specific IgE ratio (+1) 0.48 through 4.35
logswa_ige log10 IgE to SWA (ng/ml+1), ELISA 0.00 through 4.37
logsea_ige log10 IgE to SEA (ng/ml+1), ELISA 0.00 through 4.62
logsea_g4 log10 IgG4 to SEA (ng/ml+1), ELISA 0.00 through 5.92
logswa_g4 log10 IgG4 to SWA (ng/ml+1), ELISA 0.00 through 5.92
lderpige_cap Log10 IgE to D. pteronyssinus (kU/L+0.001) - ImmunoCAP -1.91 through 2.65
lcokige_cap Log10 IgE to cockroach (kU/L+0.001) - ImmunoCAP -2.51 through 1.83