Table 2. Analysis of transmission... | American Society of Hematology

Table 2.

Analysis of transmission electron microscope platelet sections

	GP Ibβ^WT	GP Iβ^Null
Platelet section area, μm², mean (SD)	1.690 (0.941)	2.947 (0.724)
Platelet section area, no. patients	41	41
No. of ∞-granules in 41 sections	150	215
Surface of granules, μm², mean (SD)	0.0743 (0.0356)*	0.0900 (0.0319)*
Surface of granules, no. patients	150	215
% of platelet area with ∞-granules (total granule area/total platelet area)	16	16
No. of granules per μm²	2.17	1.78

	GP Ibβ^WT	GP Iβ^Null
Platelet section area, μm², mean (SD)	1.690 (0.941)	2.947 (0.724)
Platelet section area, no. patients	41	41
No. of ∞-granules in 41 sections	150	215
Surface of granules, μm², mean (SD)	0.0743 (0.0356)*	0.0900 (0.0319)*
Surface of granules, no. patients	150	215
% of platelet area with ∞-granules (total granule area/total platelet area)	16	16
No. of granules per μm²	2.17	1.78

P = .0006 using the Student t test.