Association of Antibiotic Resistance, Cell Adherence, and Biofilm Production with the Endemicity of Nosocomial Klebsiella pneumoniae

Table 3

K. pneumoniae belonging to the five most frequent and endemic clones and phenotype of biofilm production.

Isolate number	Isolation date	Clone	Biofim Production Index (OD)	Isolate number	Isolation date	Clone	Biofim Production index (OD)	Isolate number	Isolation date	Clone	Biofim Production index (OD)
316	02/24/1999	G1	2.0	794	01/08/2001	G5	1.4	908	03/09/2001	G9	0.1
319	04/28/1999	G1	1.7	796	01/09/2001	G5	1.6	931	04/05/2001	G9	0.1
323	09/14/1999	G1	1.7	823	02/10/2001	G5	1.5	932	04/09/2001	G9	0.1
325	10/27/1999	G1	2.1	828	02/16/2001	G5	1.3	96/01	04/09/2001	G9	0.1
328	12/15/1999	G1	1.7	100/01	04/04/2001	G5	1.5	120/01	07/18/2001	G9	0.2
329	12/15/1999	G1	1.7	99/01	04/04/2001	G5	1.4	293/01	11/22/2000	G9	0.1
365	05/19/2000	G1	1.5	97/01	04/10/2001	G5	0.2	262/01	01/03/2002	G9	0.2
471	06/29/2000	G1	1.6	107/01	05/10/2001	G5	1.5	261/01	01/14/2002	G9	0.6
469	07/14/2000	G1	1.4	601	09/25/2000	G7	1.4	265/01	01/17/2002	G9	0.1
472	07/17/2000	G1	1.3	816	11/26/2000	G7	3.5	266/01	01/17/2002	G9	2.1
604	10/03/2000	G1	2.0	818	12/28/2000	G7	1.4	277/01	01/30/2002	G9	0.3
605	10/04/2000	G1	2.1	899	01/17/2001	G7	3.5	281/01	02/02/2002	G9	0.7
606	10/10/2000	G1	1.2	826	03/01/2001	G7	3.8	282/01	02/04/2002	G9	0.3
817	12/08/2000	G1	1.8	902	02/02/2001	G7	3.0	288/01	02/06/2002	G9	0.1
588	08/22/2000	G5	1.1	369/01	02/11/2002	G7	0.9	289/01	02/06/2002	G9	0.2
591	09/10/2000	G5	0.9	393/01	02/11/2002	G7	1.6	364/01	02/06/2002	G9	0.3
592	09/12/2000	G5	1.1	373	05/03/2000	G9	1.4	292/01	02/10/2002	G9	0.1
593	09/12/2000	G5	0.7	372	05/06/2000	G9	0	366/01	02/11/2002	G9	0
594	09/14/2000	G5	0.8	466	06/28/2000	G9	0	370/01	02/12/2002	G9	0
596	09/22/2000	G5	0.6	467	07/14/2000	G9	0	365/01	02/12/2002	G9	2.0
597	09/22/2000	G5	0.7	522	08/02/2000	G9	0.2	392/01	02/12/2002	G9	0
598	09/22/2000	G5	0.8	516	08/03/2000	G9	0.3	400/01	04/02/2002	G9	0.3
599	09/22/2000	G5	0.5	517	08/04/2000	G9	0.3	267/01	01/23/2002	G49	2.4
835	09/22/2000	G5	0.3	519	08/06/2000	G9	0	272/01	01/25/2002	G49	2.1
602	09/25/2000	G5	0.5	586	08/97/2000	G9	0	276/01	01/25/2002	G49	0.9
815	11/13/2000	G5	0.6	523	08/10/2000	G9	1.0	358/01	01/26/2002	G49	2.2
814	11/14/2000	G5	0.7	526	08/25/2000	G9	0	279/01	01/30/2002	G49	1.3
607	11/20/2000	G5	0.6	600	09/22/2000	G9	0.1	280/01	01/30/2002	G49	1.4
788	12/13/2000	G5	1.7	603	09/28/2000	G9	0.2	360/01	01/30/2002	G49	2.4
789	12/23/2000	G5	1.8	813	12/06/2000	G9	0	361/01	01/31/2002	G49	2.1
790	12/25/2000	G5	2.0	821	01/18/2001	G9	0.2	284/01	02/01/2002	G49	1.0
791	12/25/2000	G5	2.2	901	01/24/2001	G9	0	285/01	02/01/2002	G49	1.5
793	12/25/2000	G5	1.6	906	03/02/2001	G9	0.2	283/01	10/01/2002	G49	0.8

BPI>1 = strong biofilm producer. BPI<1 = weak biofilm producer. BPI = 0 non-biofilm producer.