Table 3.
Frequency of Parechovirus A Detection, Codetection of Other Viruses in Nasal Swabs, and Associated Symptomatic Episodes
| Respiratory Virus Codetections in Associated Nasal Swabsa (155 [50.7%]) | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| RNA Virusesb, No. (%)c | DNA Viruses, No. (%) | ||||||||
| PeV Detection Episodes | PeV Sole Detection | Human Rhinovirusd | Human CoV (OC43, NL63, HKU1, & 229E) | RSV A & B | Parainfluenza Virus 1–3 | Influenza Viruses A & B | Human Polyomavirus WU and KI | Human Bocavirus 1 | Adenovirus |
| Total (N = 306) | 151 (49.3) | 124 (40.5) | 14 (4.6) | 10 (3.3) | 6 (2.0) | 1 (0.3) | 15 (4.9) | 10 (3.3) | 4 (1.3) |
| Type of infection | |||||||||
| Asymptomatic (138) | 91 (65.9) | 37 (26.8) | 2 (1.4) | 4 (2.9) | 2 (1.4) | 0 (0.0) | 4 (2.9) | 2 (1.4) | 1 (0.7) |
| Symptomatic (150) | 51 (34.0) | 78 (52.0) | 12 (8.0) | 6 (4.0) | 4 (2.7) | 1 (0.7) | 11 (7.3) | 8 (5.3) | 3 (2.0) |
| ARI (120) | 38 (31.7) | 64 (53.3) | 9 (7.5) | 6 (5.0) | 4 (3.3) | 1 (0.8) | 10 (8.3) | 6 (5.0) | 2 (1.7) |
| ARI + AGE (17) | 3 (17.6) | 12 (70.6) | 3 (17.6) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 1 (5.9) | 1 (5.9) | 1 (5.9) |
| AGE (7) | 6 (85.7) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 1 (14.3) | 0 (0.0) |
| Fever alone (6) | 4 (66.7) | 2 (33.3) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) |
| No symptom datae (n = 18) | 9 (50.0) | 9 (50.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) |
Abbreviations: AGE, acute gastroenteritis; ARI, acute respiratory infection; CoV, coronavirus; PeV, parechovirus A; RSV, respiratory syncytial virus.
aAn episode can be co-detected with ≥1 other virus(es).
bHuman metapneumovirus was not codetected with PeV.
cEpisode numbers (row percentage) in each type of infection that was detected with each enteric virus.
dHuman rhinovirus detection included all 3 species (RV-A, RV-B, and RV-C).
eSymptom diaries not recorded by parents at the time a PeV swab tested positive.