Table 1.

Comparison of collections in different databases

Entity association	Entity property	CTRR-ncRNA	NRDTD	NoncoRNA
ncRNA association	ncRNA name	√	√	√
	Upstream regulatory factor	√	×	×
	Downstream target	√	×	√
	Expression	√	×	√
	Biomarker	√	×	×
	Biomarker type	√	×	×
Cancer association	Cancer type	√	√	√
	Cancer site	√	×	×
Resistance association	Chemotherapy resistance	√	√	√
	Radiotherapy resistance	√	×	×
	Other therapy resistance	√	×	×
Clinical association	Basic patient information	√	×	×
	Overall survival rate of patients	√	×	×
	Information for patients with cancer therapy resistance	√	×	×
	Information for patients with or with no cancer recurrence	√	×	×

Note: CTRR, cancer therapy resistance and recurrence; ncRNA, non-coding RNA; NRDTD, ncRNA Drug Targets Database.