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Volume 16, Number 2—February 2010

Dispatch

Novel Human Bocavirus in Children with Acute Respiratory Tract Infection

Jing-rong Song1, Yu Jin1, Zhi-ping Xie1, Han-chun Gao, Ni-guang Xiao, Wei-xia Chen, Zi-qian Xu, Kun-long Yan, Yang Zhao, Yun-de Hou, and Zhao-jun DuanComments to Author 
Author affiliations: First Hospital of Lanzhou University, Lanzhou, People’s Republic of China (J-R. Song, Y. Jin, W-X. Chen, K-L. Yan, Y. Zhao); China Center for Disease Control and Prevention, Beijing, PRC (J-R. Song, Y. Jin, Z-P. Xie, H-C. Gao, N-G. Xiao, W-X. Chen, Z-Q. Xu, K-L. Yan, Y. Zhao, Y-D. Hou, Z-J. Duan); 1These authors contributed equally to this article.

Main Article

Table 1

Comparison of clinical characteristics among different groups of children with acute respiratory infections, Gansu Province, China*

Characteristic Group 1,
n = 3 Group 2, 
n = 7 Group 3, 
n = 6 Group 4, 
n = 12 p values
Group 1 vs. Group 2 Group 3 vs. Group 4 Group 1 vs. Group 3
Male sex 3 (100) 6 (85.7) 3 (50) 8 (66.7) 0.499† 0.145† 1.000†
Age <3 y 3 (100) 6 (85.7) 6 (100) 10 (83.3) 1.000† 0.307† 1.000†
Median duration of hospitalization, d (range) 11.3 (4–23) 9 (8–11) 7.8 (6–10) 10.3 (5–20) 0.492† 0.187‡ 1.000‡
No. underlying diseases
2
1
0
1
0.183†


Clinical diagnosis
AURI 1 (33.3) 0 0 1 (8.3)
Suppurative tonsillitis 0 0 0 1(8.3)
Acute asthmatic 
 bronchopneumonia 1 (33.3) 4 (57.1) 4 (66.7) 7 (58.3) 0.500§ 0.572§ 0.405§
Bronchopneumonia 1 (33.3) 1 (14.3) 2 (33.3) 3 (25.0) 0.533§ 0.561§ 0.774§
Acute bronchitis
0
2 (28.6)
0
0



Clinical signs
Fever 2 (66.7) 5 (71.4) 2 (33.3) 7 (58.3) 0.708§ 0.310§ 0.405§
Cough 2 (66.7) 5 (71.4) 5 (83.3) 10 (83.3) 0.708§ 0.730§ 0.583§
Wheeze 1 (33.3) 4 (57.1) 4 (66.7) 7 (58.3) 1.000§ 0.572§ 0.405§
Rhinorrhea 2 (66.7) 2 (28.6) 2 (33.3) 5 (41.7) 0.500§ 0.572§ 0.405§
Sputum production 1 (33.3) 5 (71.4) 5 (83.3) 4 (33.3) 0.500§ 0.066§ 0.226§
Crackles 2 (66.7) 6 (85.7) 6 (100) 7 (58.3) 1.000§
Vomiting 0 1 (14.3) 1 (16.7) 0
Diarrhea 2 (66.7) 1 (14.3) 1 (16.7) 1 (8.3) 0.183§ 0.569§ 0.226§

*Values are no. (%) children except as indicated. HBoV, human bocavirus; AURI, acute upper respiratory tract infection. Group 1, HBoV2 monoinfection; Group 2, HBoV2 co-infection; Group 3, HBoV1 monoinfection; Group 4, HBoV1 co-infection.
†By χ2 test.
‡By Mann-Whitney test.
§By Fisher exact test.

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