Development and implementation of the quality control panel of RT-PCR and real-time RT-PCR for avian influenza A (H5N1) surveillance network in mainland China

Table 4 The local labs' CCIA

Strength of agreement	Cross concordance between Local lab and CINC		Self-reproducibility
	RT(%)	rRT(%)	RT(%)	rRT(%)
Poor	0 (0)	1 (3.45)	0 (0)	1 (3.45)
Fair	1 (3.45)	0 (0)	0 (0)	2 (6.90)
Moderate	1 (3.45)	1 (3.45)	0 (0)	2 (6.90)
Good	4 (13.79)	10 (34.48)	9 (31.03)	13 (44.83)
Very good	23(79.31)	17(58.62)	20 (68.97)	11 (37.93)

ISSN: 1471-2334