Table 1 Mean detection rate and subtype distribution in detected human parainfluenza virus and patient age groups
Sentinel/Non-sentinel | Year | Meandetection rate (%) | Subtype distribution (%) | Age group distribution (%) | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
hPIV1 | hPIV2 | hPIV3 | 0–6 y | 7–12 y | 13–18 y | 19–48 y | 50–64 y |  ≥ 65 y | |||
Sentinel | 2021* | 13.36** (539/4034) | 0.37 (2/539) | 0 (0/539) | 99.63** (537/539) | 92.39** (498/539) | 1.86 (10/539) | 0.37 (2/539) | 2.41 (13/539) | 0.93 (5/539) | 2.04 (11/539) |
2020 | 0.41% (24/5820) | 62.50 (15/24) | 16.67 (4/24) | 20.83 (5/24) | 50.0 (12/24) | 20.83 (5/24) | 4.17 (1/24) | 8.33 (2/24) | 8.33 (2/24) | 8.33 (2/24) | |
2016–2019 | 6.24% (2939/47130) | 27.22 (800/2939) | 13.34 (392/2939) | 59.44 (1747/2939) | 62.70 (1847/2930) | 4.47 (131/2930) | 2.39 (70/2930) | 10.85 (318/2930) | 11.40 (334/2930) | 8.19 (240/2930) | |
Non-sentinel | 2021* | 27.83%** (37,446/134533) | 0.18% (65/37446) | 0.38% (133/37446) | 99.52%** (37,248/37446) | 97.15%** (36,354/37419) | 1.72% (645/37419) | 0.10% (36/37419) | 0.37% (138/37419) | 0.15% (56/37419) | 0.51% (190/37419) |
2020 | 1.59% (1945/122684) | 36.81% (716/1945) | 44.83% (872/1945) | 18.35% (357/1945) | 88.25% (1652/1872) | 9.40% (176/1872) | 0.69% (13/1872) | 0.85% (16/1872) | 0.27% (5/1872) | 0.53% (10/1872) | |