Table 1.

Comparison of culture and PCR identification of the viruses

Virus	Culture		mRT-PCR
	Positive	Negative	Positive	Negative
A/H1 + A/H3	14		16
A/H1	N/A		10
A/H3	N/A		6
B	7		8
RSV(A + B)	N/A		1
		35		31
Total specimen	56		56