Table 2. A comparison of the clinical feat ures of HMPV, Influenza A and RSV infected children.

Clinical features	HMPV*		p-value	Influenza A		p-value	RSV**		p-value
	Positive (n = 24)	Negative (n = 145)		Positive (n = 9)	Negative (n = 160)		Positive (n = 30)	Negative (n = 139)
Wheezing/noisy breathing	8(33.3%)	93(64.1%)	0.003	3(33.3%)	98(61.2%)	0.082	18(64.3%)	83(59.7%)	0.682
Chest indrawing	16(66.7%)	60(41.4%)	0.021	6(66.7%)	70(43.8%)	0.179	12(40%)	64(46%)	0.546
Unable to drink	15(62.5%)	49(33.8%)	0.007	4(44.4%)	60(37.5%)	0.676	10(33.3%)	54(38.9%)	0.572
Difficult to arouse/abnormally sleepy	5(20.8%)	45(31%)	0.310	3(33.3%)	47(29.4%)	0.800	6(20%)	44(31.6%)	0.205
Radiologically confirmed pneumonia	2(8.3%)	49(33.7%)	0.01	1(11.11%)	50(31.2%)	0.190	6(20.7%)	45(32.3%)	0.197

Abbreviations:

^*HMPV: Human metapneumovirus.

^**RSV: Respiratory syncitial virus.