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Table 1 Variables collected at assessment timepoints

From: Proyecto Mamá: a lifestyle intervention in overweight and obese Hispanic women: a randomised controlled trial – study protocol

 

Pregnancy

Delivery

Postpartum

 

10 weeks

24-28 weeks

32-34 weeks

 

6 weeks

6 months

1 year

Aim #1: Gestational Weight Gain (GWG) and Postpartum Weight Loss

 GWG (kg)

X

X

X

X

   

 Rate of GWG

X

X

X

X

   

 Compliance with IOM guidelines

X

X

X

X

   

 Area under the GWG curve (AUC)

X

X

X

X

   

 Postpartum weight loss

X

  

X

X

X

X

 Physical activity (actigraph, PPAQ)

X

X

X

 

X

X

X

 Dietary intake (Hispanic FFQ)

X

X

X

 

X

X

X

Aim #2: Glycemia and Associated Biomarkers of Insulin Resistance

 Glucose (mg/dl)

X

X

X

 

X

X

X

 Insulin (pmol/l)

X

X

X

 

X

X

X

 Hb A1 c (%)

X

X

X

 

X

X

X

 Adiponectin (μg/ml)

X

X

X

 

X

X

X

 Leptin (ng/ml)

X

X

X

 

X

X

X

 HOMA

X

X

X

 

X

X

X

Aim #3: Postpartum Biomarkers of Cardiovascular Disease Risk

 Total cholesterol (mg/dL)

 

X

  

X

X

X

 Triglycerides (mg/dL)

 

X

  

X

X

X

 HDL-cholesterol (mg/dL)

 

X

  

X

X

X

 LDL-cholesterol (mg/dL)

 

X

  

X

X

X

 Systolic blood pressure (mm Hg)

X

X

X

 

X

X

X

 Diastolic blood pressure (mm Hg)

X

X

X

 

X

X

X

 hsCRP (mg/dl)

 

X

  

X

X

X

Aim #4: Offspring Outcomes

 Birthweight-for-gestational age z-score [fetal growth]

   

X

   

 Ponderal Index (g/cm3)

   

X

X

X

X

 Weight-for-length z-score (WFL-z)

   

X

X

X

X

 Weight-for-age z-score (WFA-z)

   

X

X

X

X

 Length-for-age z score (LFA-z)

   

X

X

X

X

 Sum of skinfolds, ratio of skinfolds

   

X

X

X

X

 Waist circumference (cm)

   

X

X

X

X

 Head circumference (cm)

   

X

X

X

X

Aim #5: Cost Effectiveness Variables

 Star-up costs, total cost/participant

X

X

X

X

X

X

X

 Avg $/avg incremental improvement

X

X

X

X

X

X

X

Covariates

 Clinical characteristics of current pregnancy

X

X

X

    

 Medical history

X

      

 Sociodemographic factors

X

      

 Smoking (cotinine) and substance use

X

X

X

 

X

X

X

 Depression

X

X

X

 

X

X

X

 Sleep

X

X

X

 

X

X

X

 Breastfeeding

    

X

X

X

 Social Support

X

X

X

 

X

X

X