[Table/Fig-4]:

Mean platelet volume with serology

MPV (fL) (corres-ponding to minimal platelet counts)	Total	IgM		IgG		Sero Negative	Sero- Positive
		-	+	-	+
<8	2	0	2	0	2	0	2
8 to 12	90	12	78	17	73	4	86
>12	108	9	99	17	91	3	105
Total	200	21	179	34	166	7.00	193
		1.54 with 2 df		0.75 with 2df		0.47 with 2 df
		0.46 NS		0.75 NS		0.47 NS
MPV (fL) at day of discharge	Total	IgM		IgG		Sero Negative	Sero- Positive
		-	+	-	+
<8	0	0	0	0	0	0	0
8 to 12	78	11	67	15	63	5	73
>12	122	10	112	19	103	2	120
Total	200	21	179	34	166	7	193
		1.19 with 1df		0.23 with 1 df		1.95 with 1 df
		0.275 NS		0.229 NS		1.95 NS