GWAS of Preterm Birth

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Anthropometry (1)

bmi - Pre-pregnancy BMI (phv00161687.v2.p2)

Demographics (2)

age - Maternal age at delivery (phv00161686.v2.p2)
SEX - Baby's gender (phv00161695.v2.p2)

Race and Ethnicity (1)

race - Ethnicity (phv00161684.v2.p2)

Reproductive Health (25)

Abruptio - Abruptio placenta during this pregnancy? (phv00161669.v2.p2)
BWT - Birth weight (phv00161692.v2.p2)
CHTN - Chronic hypertension during this pregnancy? (phv00161668.v2.p2)
CONT_SMK - Continued smoking during the 2nd and/or 3rd trimester? (phv00161689.v2.p2)
DELTYPE - Type of delivery (phv00161664.v2.p2)
DIABETES - Gestational or Mellitus diabetes during this pregnancy? (phv00161672.v2.p2)
DRUG - Any history of illicit drug use (phv00161682.v2.p2)
ECLAMP - Eclampsia during this pregnancy? (phv00161667.v2.p2)
EPISODE - Having any episodes of preterm contractions during this pregnancy? (phv00161677.v2.p2)
ETOH - Alcohol consumption during this pregnancy (phv00161681.v2.p2)
EVER_SMK - Ever smoked 3 months before pregnancy and/or during pregnancy (phv00161688.v2.p2)
GEAA - Gestational age (phv00161691.v2.p2)
GRAVITY - Number of previous pregnancies, including index pregnancy (phv00161678.v2.p2)
HELLP - HELLP syndrome during this pregnancy? (phv00161673.v2.p2)
INCOMP - Incompetent cervix during this pregnancy? (phv00161671.v2.p2)
LBW - Low birth weight (phv00161694.v2.p2)
Mecon - Meconium in amniotic fluid during this pregnancy? (phv00161676.v2.p2)
OLIGO - Oligohydramnios during this pregnancy? (phv00161674.v2.p2)
PARITY - Number of previous deliveries, not including index pregnancy (phv00161679.v2.p2)
POLY - Polyhydramnios during this pregnancy? (phv00161675.v2.p2)
PreEclam - Preeclampsia during this pregnancy? (phv00161666.v2.p2)
preterm - Preterm or term birth? (phv00161693.v2.p2)
PREVIA - Placenta previa during this pregnancy? (phv00161670.v2.p2)
PSMOKE - Passive smoking (that is, live with one or more smokers) (phv00161680.v2.p2)
QUIT_SMK - Stopped smoking after 1st trimester? (phv00161690.v2.p2)

Socioeconomic (2)

EDU - Education level (phv00161683.v2.p2)
MARRY - Marrital status (phv00161685.v2.p2)

Other (16)

AFFECTION_STATUS - Case - control status of the subject (phv00161660.v2.p2)
ANALYTE_TYPE - Analyte Type (phv00200429.v2.p2)
BODY_SITE - Body site where sample was collected (phv00218084.v1.p2)
CLINPRES - Clinical presentation before delivery (phv00161665.v2.p2)
CONSENT - Consent group as determined by DAC (phv00161657.v2.p2)
GENOTYPING_CENTER - Name of the center which conducted genotyping (phv00218085.v1.p2)
SAMPID - Sample ID (phv00161662.v2.p2)
SAMPID - De-identified Sample ID (phv00200428.v2.p2)
SAMPLE_SOURCE - Source repository where samples originate (phv00167903.v2.p2)
SAMPLE_USE - Sample use. Array_SNP: SNP genotypes obtained using standard or custom microarrays; Imputation_SNP: Imputed SNP genotypes (phv00167905.v3.p2)
SOURCE_SAMPID - Sample ID used in the Source Repository (phv00167904.v2.p2)
SOURCE_SUBJID - Subject ID used in the Source Repository (phv00161659.v2.p2)
SUBJ_SOURCE - Source repository where subjects originate (phv00161658.v2.p2)
SUBJID - De-identified Subject ID (phv00161663.v2.p2)
SUBJID - Subject ID (phv00161656.v2.p2)
SUBJID - Subject ID (phv00161661.v2.p2)