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Volume 15, Number 3—March 2009

Research

Prevalence and Seasonality of Influenza-like Illness in Children, Nicaragua, 2005–2007

Aubree Gordon, Oscar Ortega, Guillermina Kuan, Arthur Reingold, Saira Saborio, Angel Balmaseda, and Eva HarrisComments to Author 
Author affiliations: University of California, Berkeley, California, USA (A. Gordon, A. Reingold, E. Harris); Sustainable Sciences Institute, Managua, Nicaragua (O. Ortega); Ministry of Health, Managua (G. Kuan, S. Saborio, A. Balmaseda)

Main Article

Table 1

Baseline characteristics of cohort of children 2–11 years of age, Managua, Nicaragua, 2005–2007

Characteristic All cohort participants, 
no. (%), n = 4,276 Participants who completed household survey, 
no. (%), n = 2,615 p value*
Sex 0.731
F 2,114 (49.4) 1,304 (49.9)
M
2,162 (50.6)
1,311(50.1)

Age, y <0.001
2 755 (17.7) 566 (21.6)
3 473 (11.0) 330 (12.6)
4 539 (12.6) 348 (13.3)
5 504 (11.8) 317 (12.1)
6 453 (10.6) 253 (9.7)
7 462 (10.8) 263 (10.1)
8 460 (10.8) 227 (8.7)
9 413 (9.7) 207 (7.9)
10
217 (5.1)
104 (4.0)

Asthma 0.001
Yes 259 (6.1) 213 (8.1)
No 4,276 (94.0) 2,402 (91.8)

*Determined by χ2 test.

Main Article

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