Volume 10, Number 7—July 2004
Research
Fluoroquinolone and Other Antimicrobial Resistance in Invasive Pneumococci, Hong Kong, 1995–2001
Pak-Leung Ho*
, Tak-Lun Que†, Susan S. Chiu*, Raymond W. H. Yung†, Tak-Keung Ng§, Dominic N. C. Tsang¶, Wing-Hong Seto*, and Yu-Lung Lau*
, Tak-Lun Que†, Susan S. Chiu*, Raymond W. H. Yung†, Tak-Keung Ng§, Dominic N. C. Tsang¶, Wing-Hong Seto*, and Yu-Lung Lau*
Table 2
Distribution of pneumococcal capsular types according to age group of patient and penicillin resistance, 1995–2001
| Serotypea |
All ages |
Age <5 years |
||
| No. of isolates |
Penicillin- resistant (%) |
No. of isolates |
Penicillin- resistant (%) |
|
| 14 |
65 |
32.3 |
31 |
25.8 |
| 23F |
46 |
82.6 |
15 |
80.0 |
| 6B |
26 |
69.2 |
18 |
72.2 |
| 3 |
24 |
0.0 |
1 |
0.0 |
| 19F |
19 |
78.9 |
9 |
55.6 |
| 18C |
12 |
0.0 |
4 |
0.0 |
| 9V |
8 |
0.0 |
2 |
0.0 |
| 4 |
7 |
0.0 |
0 |
0.0 |
| All others |
58 |
12.1 |
8 |
50.0 |
| Total | 265 | 37.4 | ||
aMIC >0.12 μg/mL. Serotypes included in 7-valent pneumococcal conjugate vaccine formulations included 4, 6B, 9V, 14, 18C, 19F, and 23F (in italics).
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