| ageCpGs | Placental gestational age CpGs |
| ethnicityCpGs | CpGs to predict ethnicity |
| planet-deprecated | Deprecated functions in 'planet' |
| plBetas | Example placental DNA methylation data |
| plCellCpGsFirst | First trimester placental cell type coefficients |
| plCellCpGsThird | Third trimester placental cell type coefficients |
| plColors | A color palette for placental cell types |
| plPhenoData | Sample information accompanying 'pl_betas' |
| pl_infer_age | Predicts gestational age using placental DNA methylation microarray data |
| pl_infer_ethnicity | Predicts ethnicity using placental DNA methylation microarray data |
| predictAge | Predicts gestational age using placental DNA methylation microarray data |
| predictEthnicity | Predicts ethnicity using placental DNA methylation microarray data |