Table 1.

miRNA-seq quality control statistics

Sample	Read category	Number	Percentage
L1	total reads	12,341,536	100.00%
	N% > 10%	0	0.00
	low quality	7942	0.06
	5′ adapter contamination	1153	0.01%
	3′ adapter null or insert null	280,760	2.27%
	containing polyA/T/G/C	10,394	0.08%
	clean reads	12,041,287	97.57%
L2	total_reads	11,037,839	100.00%
	N% > 10%	0	0.00
	low quality	8657	0.08
	5_adapter_contamine	559	0.01%
	3_adapter_null or insert_null	353,963	3.21%
	with polyA/T/G/C	6319	0.06%
	clean reads	10,668,341	96.65%
A1	total_reads	12,691,784	100.00%
	N% > 10%	0	0.00
	low quality	8732	0.07
	5_adapter_contamine	452	0.00%
	3_adapter_null or insert_null	266,774	2.10%
	with polyA/T/G/C	5719	0.05%
	clean reads	12,410,107	97.78%
A2	total_reads	12,926,796	100.00%
	N% > 10%	0	0.00
	low quality	9846	0.08
	5_adapter_contamine	691	0.01%
	3_adapter_null or insert_null	290,474	2.25%
	with polyA/T/G/C	9115	0.07%
	clean reads	12,616,670	97.60%