Table 3.

Comparison of platelet counts between DF and DHF groups

Day from onset of fever	Day of defervescence	Platelet count (x10 6 /l)				P value*
		DHF group (n = 62)		DF group (n = 147)
		Mean	SD	Mean	SD
D3	D-3	112.5	49.5	127.9	47.6	0.244
D4	D-2	70.2	52	104.6	46.0	0.001
D5	D-1	50.8	34.8	97.4	51.9	<0.001
D6	D0	44.5	28.9	86.0	49	<0.001
D7	D + 1	45.1	33.3	79.5	44.3	<0.001
D8	D + 2	58	35.3	87.8	39.0	<0.001
D9	D + 3	93.3	45.2	111.0	46.5	0.220

*Z test, DF – Dengue fever, DHF - Dengue haemorrhagic fever.