Table 3.
Characteristics of 11 shigellosis patients who provided two or three S. flexneri 4a isolates
| Patient no. | Gender | Age (yr) | Ward | Date of the first isolate | Date of the second isolate | Date of the third isolate | Time interval | PFGE cluster/genotype/antibiogram type | Similarity (%) |
|---|---|---|---|---|---|---|---|---|---|
| 1 | M | 72 | A16 | 18 Mar. 2002 | 4 Oct. 2004 | 31 months | 1/P01/D, 2/P07/D | 86·2 | |
| 2 | M | 76 | A18 | 7 Nov. 2003 | 25 Feb. 2006a | 27 months | 1/P01/D, 4/P11/J | 82·9 | |
| 3 | M | 79 | A6 | 22 Jan. 2006 | 28 June 2006 | 5 July 2006 | 6 months, 7 days | 1/P01/D, 1/P01/D, 1/P02/F | 100·0, 96·6 |
| 4 | M | 76 | A1 | 13 Mar. 2006 | 21 Mar. 2006 | 8 days | 1/P01/D, 1/P03/H | 95·0 | |
| 5 | M | 48 | A1 | 30 Mar. 2006a | 10 Apr. 2006a | 11 days | 1/P01/D, 1/P01/K | 100·0 | |
| 6 | M | 26 | A16 | 4 Apr. 2006 | 11 Apr. 2006 | 7 days | 1/P01/D | 100·0 | |
| 7 | F | 30 | a2 | 19 June 2006 | 27 June 2006 | 28 June 2006 | 8 days, 1 day | 4/P11/J, 4/P12/J, 4/P11/J | 96·6 |
| 8 | F | 59 | A4 | 26 June 2006 | 3 July 2006 | 7 days | 1/P01/D | 100·0 | |
| 9 | M | 83 | A6 | 28 June 2006 | 4 July 2006 | 6 days | 1/P01/D | 100·0 | |
| 10 | F | 60 | A4 | 23 July 2006 | 26 July 2006 | 3 days | 1/P02/F, 1/P01/D | 96·6 | |
| 11 | F | 45 | A4 | 4 Aug. 2006 | 31 Aug. 2006 | 27 days | 1/P01/D | 100·0 |
a
Asymptomatic contact.