Fig 2. Fitted values of antenatal care (ANC) attendance, maternal dietary intake, and infant birth size by date of delivery, VHEMBE study, South Africa, 2012–2013.

Fourier series models were fitted with first and second order terms for (A) attendance at 4 or more ANC visits during pregnancy; (B) maternal carbohydrate and (C) fat intake as a percent of total energy in the month before delivery; and (D) infant birth weight, (E) length, and (F) head circumference z-scores standardized by gestational age and sex.