Table 4.
Country specific doubling time for cases and deaths
| Dates | Doubling time for cases (days) | Dates | Doubling time for deaths (days) |
|---|---|---|---|
|
USA [First case reported: January 22, 2020; First death reported: February 29, 2020]: | |||
| January 22-January 26 |
2 |
February 29-March 2 |
2 |
| January 26-February 3 |
8 |
March 2-March 5 |
3 |
| February 3-February 24 |
21 |
March 5- March 15 |
5 |
| February 24-March 2 |
7 |
March 15-March 18 |
3 |
| March 2-March 30 |
2-4 |
March 18-March 29 |
2-3 |
|
China [First case reported: December 31, 2019; First death reported: January 11, 2020]: | |||
| January 22 – January 25* |
3 |
January 22 – February 2* |
2-3 |
| January 25 – January 29 |
2 |
February 2 – February 6 |
4 |
| January 29 – February 4 |
3 |
February 6 – February 13 |
7 |
| February 4 – February 13 |
9 |
February 13 – February 26 |
13 |
| February 13 – March 31† |
>47 |
February 26 – March 31† |
>34 |
|
Italy [First case reported: January 31, 2020; First death reported: February 21, 2020]: | |||
| January 31 – February 21 |
21 |
February 21 – February 24 |
1-2 |
| February 21 – February 29 |
1-2 |
February 24 – March 15 |
2-4 |
| February 29 – March 15 |
3-4 |
March 15 – March 20 |
5 |
| March 15 – March 20 |
5 |
March 20 – March 26 |
6 |
| March 20 – March 29 |
9 |
March 26 – March 31† |
>5 |
|
Iran [First case reported: February 19, 2020; First death reported: February 19, 2020]: | |||
| February 19 – March 2 |
1-2 |
February 19 – February 25 |
2 |
| March 2 – March 5 |
3 |
February 25 – February 28 |
3 |
| March 5 – March 9 |
4 |
February 28 – March 15 |
4 |
| March 9 – March 16 |
7 |
March 15 – March 21 |
6 |
| March 16 – March 27 |
11 |
March 21 – March 31† |
>10 |
|
Spain [First case reported: February 1, 2020; First death reported: March 3, 2020]: | |||
| February 1 – February 9 |
8 |
March 3 – March 15 |
1-2 |
| February 9 – February 25 |
16 |
March 15 – March 24 |
3 |
| February 25 – March 13 |
1-3 |
March 24 – March 28 |
4 |
| March 13 – March 31 |
4-6 |
March 28 – March 31† |
>3 |
|
Germany [First case reported: January 27, 2020; First death reported: March 9, 2020]: | |||
| January 27 – February 1 |
1-4 |
March 9 – March 13 |
4 |
| February 1 – February 11 |
10 |
March 13 – March 28 |
3 |
| February 11 – February 27 |
16 |
March 28 – March 31† |
>3 |
| February 27 – March 19 |
2-4 |
||
| March 19 – March 29 |
5 |
||
|
South Korea [First case reported: January 20, 2020; First death reported: February 20, 2020]: | |||
| January 22 – January 31 |
1-4 |
February 20 – February 21 |
1 |
| January 31 – February 6 |
6 |
February 20 – February 26 |
2-3 |
| February 6 – February 20 |
14 |
February 26 – March 2 |
5 |
| February 20 – March 1 |
1-3 |
March 2 – March 11 |
9 |
| March 1 – March 9 |
8 |
March 11 – March 24 |
13 |
| March 9 – March 31† |
>21 |
March 24 – March 31† |
>7 |
|
India [First case reported: January 30, 2020; First death reported: March 11, 2020]: | |||
| January 30 – February 2 |
3 |
March 11 – March 13 |
2 |
| February 2 – March 2 |
29 |
March 13 – March 19 |
6 |
| March 2 – March 4 |
2 |
March 19 – March 23 |
4 |
| March 4 – March 20 |
5-6 |
March 23 – March 26 |
3 |
| March 20 – March 23 |
3 |
March 26 – March 31† |
>5 |
| March 23 – March 29 | 6 | ||
*Data on daily cases and deaths are unavailable before January 22, 2020.
†Deaths or cases have not yet doubled from the previous respective dates.