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Table 7 Correlation between mean predicted GA by TCD with the Gestational age by LMP in both second and third trimester

From: Can trans-cerebellar diameter supersede other fetal biometry in measuring gestational age? A prospective study

Gestational age Present study Chavez et al. [13]
16–20 weeks No change 6 days
21–38 weeks 1–2 days 3 days
29–32 weeks No change 2 days
> 32 weeks 1–2 days 3 days