Table 1.
Codetected Respiratory Pathogens in Mycoplasma pneumoniae-Positive Specimens Using TaqMan Array Card
| Codetectiona | Total (n = 209) n (%) | Adults (n = 38) n (%) | Children (n = 171) n (%) | P Valueb |
|---|---|---|---|---|
| Any codetection | 125 (59.8) | 13 (34.2) | 112 (65.5) | <.01 |
| Bacterial only codetections (≥1) | 74 (35.4) | 9 (23.7) | 65 (38.0) | .09 |
| Viral only codetections (≥1) | 17 (8.1) | 4 (10.5) | 13 (7.6) | .5 |
| Bacterial and viral codetections | 34 (16.3) | 0 (0) | 34 (19.9) | <.01 |
| Bordetella pertussis | 0 (0) | 0 (0) | 0 (0) | — |
| Chlamydia pneumoniae | 0 (0) | 0 (0) | 0 (0) | — |
| Haemophilus influenzae | 61 (29.2) | 0 (0) | 61 (35.6) | <.01 |
| Legionella spp | 0 (0) | 0 (0) | 0 (0) | — |
| Moraxella catarrhalis | 30 (14.4) | 3 (7.9) | 27 (15.8) | .3 |
| Staphylococcus aureus | 45 (21.5) | 6 (15.8) | 39 (22.8) | .3 |
| Streptococcus pneumoniae | 50 (23.9) | 3 (7.9) | 47 (27.5) | .01 |
| Streptococcus pyogenes | 12 (5.7) | 0 (0) | 12 (7.0) | .07 |
| Adenoviruses | 3 (1.4) | 0 (0) | 3 (1.8) | 1.0 |
| Human enteroviruses | 12 (5.7) | 0 (0) | 12 (7.0) | .1 |
| Influenza virusc | 2 (1.0) | 0 (0) | 2 (1.2) | 1.0 |
| Human coronavirusd | 16 (7.7) | 2 (5.3) | 14 (8.2) | .7 |
| Human metapneumoviruses | 4 (1.9) | 0 (0) | 4 (2.3) | 1.0 |
| Human parechoviruses | 1 (0.5) | 0 (0) | 1 (0.6) | 1.0 |
| Human parainfluenza viruse | 3 (1.4) | 0 (0) | 3 (1.8) | 1.0 |
| Respiratory syncytial virus | 5 (2.4) | 1 (2.6) | 4 (2.4) | 1.0 |
| Human rhinoviruses | 29 (13.9) | 2 (5.3) | 27 (15.8) | .08 |
a Multiple codetections were identified in a single patient specimen in some cases.
b χ2 or Fisher's exact test as appropriate comparing children with adults.
c Includes influenza A, B, and C viruses.
d Includes human coronaviruses 229E, NL63, OC43, and HKU1.
e Includes human parainfluenza viruses 1–4.