Table 6. Distribution of complications in children with influenza A (pH1N1’09) virus infection during pandemic and post-pandemic seasons.

Complication	Pandemic season	Post-pandemic season	p (?χ2)
	n (%)	n (%)
Primary viral pneumonia	10 (15.6)	6 (3.6)	0.774
Bacterial pneumonia	8 (12.5)	10 (22.7)	0.160
Liver damage	6 (9.4)	5 (11.4)	0.736
Myositis	7 (10.9)	2 (4.5)	0.237
Encephalopathy	4 (6.3)	2 (4.5)	0.704
Acute bronchitis	4 (6.3)	-	0.091
Kidney damage	-	2 (4.5)	0.085
Acute respiratory distress syndrome	-	1 (2.3)	0.225
Sinusitis	4 (6.3)	2 (4.5)	0.704
Febrile convulsions	5 (7.8)	2 (4.5)	0.498
Otitis media	2 (3.1)	1 (2.3)	0.791
Bronchiolitis	2 (3.1)	4 (9.1)	0.170
Other complications	9 (14)	7 (15.9)	0.791
Total	61	44