Table 5.

Coverage of the top ten variables

Top Ten Variables	NCI Thesaurus ID	Coverage (%)
Tissue	C12801	99.7
Cell line	C16403	99.5
Disease state	C2991	98.9
Sample type	C70713	98.0
Genetically modified	C16621+C42629	92.8
Treatment	C49236	76.2
Treatment type	C49236+C27993	71.5
Time series	C18235	67.2
Gender	C17357	59.9
Age	C25150	53.2