Table 1.
Source of included cohorts, and number of infants included in the present study from each cohort.
| Country of Origin | Published | Study | Enrollment Based on Intent to Breastfeed? | Total Number Infants in Cohort | Number of Infants with Stool Samples | Number of Breastfed Infants at Time of Sample Collection |
|---|---|---|---|---|---|---|
| Austria | Partially | PASTURE | No | 207 | 181 | 122 |
| Bangladesh | Yes | Efficacy of Newborn Vitamin A Supplementation in Improving Immune Function (clinicaltrials.gov NTC01583972) | No | 306 | 274 | 274 |
| Finland | Partially | PASTURE | No | 171 | 153 | 135 |
| Gambia | Yes | Sub-study in The Early Nutrition and Immune Development (ENID) Trial, ISRCTN49285450 | Yes | 33 | 24 | 24 |
| Germany | Partially | PASTURE | No | 237 | 198 | 149 |
| Switzerland | Partially | PASTURE | No | 231 | 227 | 189 |
| Davis, CA, USA | Partially | UC Davis Lactation Cohort | Yes | 95 | 60 | 60 |
| Cincinnati, OH, USA | No | PREVAIL | No | 245 | 45 | 26 |