Table 3.
Organisms isolated in different age groups
| Organism | Age group | Total (204 samples) | p Value | |
| 5–9 years (54 samples) | 10–14 years (150 samples) | |||
| Viridans streptococci | 43 (79.6) | 117 (78) | 160 (78.4) | 0.82 |
| Streptococcus pneumoniae | 10 (18.5) | 24 (16) | 34 (16.6) | 0.86 |
| Staphylococcus pyogenes | 3 (5.5) | 8 (5.3) | 11 (5.3) | 0.99 |
| Staphylococcus aureus | 14 (9.3) | 18 (8.8) | 0.90 | |
| Corynebacterium diphtheriae | 9 (16.6) | 21 (14) | 30 (14.7) | 0.85 |
| Beta-haemolytic streptococci | 2 (3.7) | 5 (3.3) | 7 (3.4) | 0.98 |
| Moraxella spp. | 21 (38.8) | 72 (48) | 93 (45.5) | 0.45 |
| Neisseria meningitidis | 2 (3.7) | 1 (0.6) | 3 (1.4) | 0.89 |
| Klebsiella pneumoniae | 3 (5.5) | 7 (4.6) | 10 (4.9) | 0.95 |
| Pseudomonas aeruginosa | 0 (0) | 3 (2.0) | 3 (1.4) | – |
| Enterobacter spp. | 0 (0) | 3 (2.0) | 3 (1.4) | – |
| Citrobacter spp. | 1 (1.8) | 4 (2.6) | 5 (2.4) | 0.96 |
| Acinetobacter spp. | 1 (1.8) | 4 (2.6) | 5 (2.4) | 0.96 |
| Haemophilus influenzae | 2 (1.3) | 7 (3.4) | 0.73 | |
| Haemophilus parainfluenzae | 2 (3.7) | 3 (2.0) | 5 (2.4) | 0.91 |
| Total | 106 | 288 | 394 | |
Figures in parenthesis depict %.