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Table 2 Comparison of demographics of dengue cases in 2014 and 2015

From: A comparison of passive surveillance and active cluster-based surveillance for dengue fever in southern coastal Ecuador

  AS Dengue Illness (DI) PSDI ASDI vs PSDI PS Possible Dengue (PD) ASDI vs PSDI vs PSPD
N (%) N (%) p value N (%) p value
2014
Sex Male 96 (47) 55 (51) 0.70 323 (49.5) 0.79
Female 109 (53) 57 (49)   329 (50.5)  
Age Groups <  5 11 (5.4) 5 (4.5) 0.004 46 (7.1) 0.003
5–9 21 (10.2) 14 (12.5)   76 (11.7)  
10–14 44 (21.5) 44 (39.3)   130 (20)  
15–19 29 (14.1) 18 (16.1)   114 (17.5)  
20–64 94 (45.9) 30 (26.8)   265 (40.8)  
65+ 6 (2.9) 1 (0.9)   19 (2.9)  
2015
Sex Male 16 (40) 24 (43) 0.78 356 (44) 0.85
Female 24 (60) 32 (57)   448 (56)  
Age Groups <  5 1 (2.5) 6 (7.0) 0.11 41 (4.4) < 0.001
5–9 7 (17.5) 33 (38.4)   71 (8.7)  
10–14 7 (17.5) 12 (14.0)   121 (14.9)  
15–19 5 (12.5) 15 (17.4)   83 (10.2)  
20–64 19 (47.5) 19 (22.1)   449 (55.3)  
65 plus 1 2.5) 1 (1.2)   47 (5.8)  
  1. Active surveillance (AS) dengue illness (DI) cases were compared by sex and age groups to passive surveillance (PS) DI cases. Subsequently, sex and age groups from ASDI and PSDI were compared to PS possible dengue (PD) cases in each year of the study