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Fig. 1 | BMC Pregnancy and Childbirth

Fig. 1

From: Comparison of first trimester dating methods for gestational age estimation and their implication on preterm birth classification in a North Indian cohort

Fig. 1

Outline of the data selection process for different datasets – (a) TRAINING DATASET and (b) TEST DATASET. Coloured boxes indicate the datasets used in the analysis. The names of each of the dataset are indicated below the box. Exclusion criteria for each step are indicated. Np indicates the number of participants included or excluded by that particular criterion and No indicates the number of unique observations derived from the participants in a dataset

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BMC Pregnancy and Childbirth

ISSN: 1471-2393

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