Table 1 Table with SARS-CoV-2 clades (n = 18) circulating in Denmark in 2021, including their characteristics such as the number of tips, sampling date range, median age with interquartile range (IQR), vaccination status of individuals at infection and effective reproductive number (Re) with its 95% confidence interval (CI)
From: High-resolution epidemiological landscape from ~290,000 SARS-CoV-2 genomes from Denmark
Clade | Tips | Sampling dates | Median Age | Fully | Partially | Re |
|---|---|---|---|---|---|---|
(tips with | [First → Last] | vacc. | vacc. | |||
full data) | (days) | (Q1-Q3) | [%] | [%] | (95% CI) | |
Alpha B.1.1 | 30 | Jan-11 → May-27 | 25.8 | 10.0 | 10.0 | - |
(30) | (146) | (12.7–39.0) | ||||
Alpha B.1.1 | 800 | Jan-01 → Jan-21 | 34.8 | 0.0 | 5.9 | 1.18 |
(786) | (20) | (24.4–54.7) | (1.08–1.31) | |||
Alpha B.1.1.7 | 356 | Apr-11 → Jun-19 | 26.6 | 4.2 | 9.6 | 1.03 |
(353) | (69) | (20.7–48.1) | (1.0–1.28) | |||
Beta B.1.351 | 134 | Jan-10 → Jul-19 | 29.9 | 2.4 | 7.3 | 1.17 |
(123) | (190) | (22.0–45.7) | (1.0–1.43) | |||
Delta AY.4 | 42 | Nov-07 → Dec-08 | 36.3 | 59.5 | 64.3 | - |
(42) | (31) | (21.6–59.8) | ||||
Delta AY.4 | 800 | May-12 → Jul-07 | 25.7 | 3.8 | 40.6 | 1.32 |
(789) | (151) | (20.4–32.7) | (1.10–1.75) | |||
Delta AY.4.2 | 800 | Aug-04 → Nov-06 | 26.1 | 42.8 | 46.4 | 1.92 |
(795) | (94) | (10.8–46.7) | (1.65–2.35) | |||
Delta B.1.617 | 29 | Mar-14 → Jun-06 | 32.9 | 3.7 | 3.7 | - |
(27) | (84) | (27.6–37.9) | ||||
Delta B.1.617 | 30 | Jul-21 → Aug-17 | 28.7 | 26.9 | 53.8 | - |
(26) | (27) | (16.8-47.1) | ||||
Delta B.1.617 | 800 | Mar-14 → Jun-28 | 29.6 | 3.9 | 27.6 | 1.81 |
(771) | (106) | (22.0–39.7) | (1.49–2.29) | |||
Epsilon B.1.427 | 11 | Jan-11 → Mar-26 | 47.8 | 0.0 | 0.0 | - |
(9) | (74) | (12.9–68.4) | ||||
Epsilon B.1.429 | 24 | Jan-05 → Feb-18 | 33.9 | 0.0 | 0.0 | - |
(24) | (44) | (27.7–45.6) | ||||
Eta B.1.525 | 640 | Jan-14 → May-25 | 27.7 | 0.5 | 3.3 | 1.17 |
(637) | (131) | (15.2–47.9) | (1.0–1.69) | |||
Gamma P.1 | 70 | Feb-26 → Jul-30 | 27.6 | 1.51 | 18.2 | 1.14 |
(66) | (154) | (21.6–46.9) | (1.0–1.68) | |||
Mu B.1.621 | 73 | Apr-09 → Aug-08 | 32.8 | 9.6 | 31.5 | 1.08 |
(73) | (121) | (25.2–54.4) | (1.0–1.66) | |||
Omicron BA.1 | 61 | Dec-04 → Dec-31 | 30.9 | 75.4 | 82.0 | 1.06 |
(61) | (27) | (16.7–52.1) | (1.0–1.29) | |||
Omicron BA.1 | 800 | Oct-28 → Dec-07 | 28.9 | 82.3 | 86.0 | 3.59 |
(793) | (40) | (21.6–46.1) | (2.77–4.37) | |||
Zeta P.2 | 17 | Jan-02 → Feb-26 | 30.7 | 0.0 | 0.0 | - |
(16) | (55) | (24.9–52.5) |
