TABLE 1.

Most prevalent pneumococcal serotypes observed in COPD patients

SerotypeTotal no. of isolates (%)No. of stable state isolates (%)No. of exacerbation isolates (%)
1410 (8.7)5 (5.5)5 (20.0)
19F15 (13.0)12 (13.3)3 (12.0)
23F8 (7.0)7 (7.8)1 (4.0)
312 (10.4)11 (12.2)1 (4.0)
6Aa9 (7.8)7 (7.7)2 (8.0)
9 L/Na10 (8.7)5 (5.6)5 (20.0)
119 (7.8)6 (6.7)3 (12.0)
23A/Ba10 (8.7)9 (10.0)1 (4.0)
7-valent39 (33.9)30 (33.3)9 (36.0)
7-valentb69 (60.0)52 (57.7)17 (68.0)
11-valent54 (47.0)44 (48.9)10 (40.0)
11-valentb84 (73.0)66 (73.3)18 (72.0)
23-valent80 (69.6)61 (56.8)19 (76.0)
23-valentb101 (78.8)78 (67.8)23 (92.0)
Total115 (100)90 (100)25 (100)
  • a Cross-reactive serotype.

  • b Including cross-reactive serotypes.