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. 2013 Jun 13;7(6):e2277. doi: 10.1371/journal.pntd.0002277

Table 3. Ultrasonography findings of plasma leakage and hemoconcentration in non-severe and severe dengue patients.

Non-severe dengue Severe dengue
n = 55 (83%) n =  11 (17%)
Portable ultrasonography enrollment
Pleural effusion only; n (%) 2 (4) 0 (0)
Ascites only; n (%) 6 (11) 5 (45)*
Pleural effusion and ascites; n (%) 3 (5) 1 (9)
Total: Plasma leakage at enrollment; n (%) 11 (20) 6 (55)*
Gallbladder wall thickened; n (%) 34 (65)3 9 (90)1
Gallbladder wall thickness; cm 0.36 (0.27–0.50)6 0.54 (0.34–0.75)1 ***
Portable ultrasonography follow up
New pleural effusion only; n (%) 1 (2) 0 (0)
New ascites only; n (%) 4 (7) 1 (9)
New pleural effusion and ascites; n (%) 1 (2) 3 (27)*
Total: New plasma leakage in follow up; n (%) 6 (11) 4 (36)
Total: Plasma leakage at any time; n (%) 17 (31) 10 (91)***
New gallbladder wall thickening in follow up; n (%) 3 (5) 2 (18)
Total: Gallbladder wall thickened at any time; n (%) 37 (67) 11 (100)
Hemoconcentration and bleeding follow up
Hemoconcentration minimal 20%; n (%) 12 (23)3 9 (90)1 ***
High hematocrit value; n (%) 3 (6)3 1 (10)1
Spontaneous bleeding; n (%)
None 38 (69) 6 (55)
Epistaxis 10 (18) 3 (27)
Gingival bleeding 7 (13) 1 (9)
Menorrhaghia 0 (0) 1 (9)
1 2 3

or 6 = the number of observations missing.

*

p<0.05.

***

p<0.001.

Data are represented in medians (interquartile range) for continuous data or numbers (percentage) (n (%)) for non-continuous data. Comparisons of non-continuous and continuous data between non-severe and severe dengue patients were analyzed by Fisher's exact test and Mann-Whitney U test, respectively. P value<0.05 was considered significant.