TABLE 1.

GBS growth from 41 GBS-positive vaginorectal swabs after storage in Amies transport medium and direct inoculation onto Granada agar

GBS culture resulta	No. of swabs with indicated culture result after being stored for indicated time at indicated temp
	Initial no.	4°C				22°C
		24 h	48 h	72 h	96 h	24 h	48 h	72 h	96 h
4+	24	20	12	8	4	15	10	5	1
3+	10	10	14	10	8	8	7	5	1
2+	7	8	7	14	17	10	12	17	18
1+	0	3	8	9	10	6	7	8	9
0	0	0	0	0	2	2	5	6	12
Total positive	41	41	41	41	39	39	36	35	29

^aFor an explanation of culture results, see the text.