Virulence, phenotype and genotype characteristics of invasive group B Streptococcus isolates obtained from Swedish pregnant women and neonates

Table 4 Comparison of Assay Grade and Hyaluronidase Activity by GBS Serotype

	Serotype III N = 117		Serotype V N = 39		All other Serotypes N = 72		Serotype IIIvs. Other		Serotype V vs. Other
Variable	M	SD	M	SD	M	SD	t	p	t	p
Granada	2.68	0.93	1.90	0.75	2.26	0.81	3.28	0.001	− 2.34	0.022
Hemolysis	2.07	0.78	2.01	0.73	2.24	0.70	−1.53	0.127	− 1.56	0.123
SBCB	2.75	1.01	1.78	0.78	2.62	0.95	0.92	0.360	− 4.96	< 0.001
Hyaluronidase Activity (mg/ml)	0.71	1.79	9.76	5.15	4.21	6.86	−4.24	< 0.001	4.81	< 0.001

This table presents an analysis of the hyaluronidase activity, Granada pigment and SBCB scores from GBS isolate serotype III and serotype V groups compared to all other isolates

ISSN: 1476-0711