Table 1 Sample data including age range of corresponding archaeological period, approximate median age value assigned to each sample and genomic methylation levels for each sample. Both adjusted and unadjusted values for the Late Christian sample have been included, see text for details

From: Genomic methylation patterns in archaeological barley show de-methylation as a time-dependent diagenetic process

Sample period

Age range (yBP)

Median age value (yBP)

Genomic methylation (%)

Islamic

200–600

400

25.2

Late Christian

600–900

750

42.64 (16.99 adjusted)

Meroitic

1650–1900

1775

5.3

Napatan

2300–2800

2550

3.12