Table 3. Differences in deaths over population size per 100000 at every 5 consecutive days (DOPSPTT) among five types of cities outside and in Hubei province from 25th January to 29th February, 2020.
| Types | Date | City types | Statistical result | ||||||
|---|---|---|---|---|---|---|---|---|---|
| SL | VL | L | M | S | chi-squared | df | p-values | ||
| Hubei province | 25th Jan | 5×E-4 | / | (8±8)×E-6a | (6±8)×E-6a | (1±3)×E-6a | 1.95 | 2 | 0.38 |
| 30th Jan | 1×E-3 | / | (3±4)×E-5a | (2±4)×E-5a | (3±2)×E-5a | 1.26 | 2 | 0.53 | |
| 4th Feb | 2×E-3 | / | (5±3)×E-5a | (3±5)×E-5a | (5±5)×E-5a | 1.78 | 2 | 0.41 | |
| 9th Feb | 3×E-3 | / | (8±4)×E-5a | (5±8)×E-5a | (2±2)×E-5a | 4.64 | 2 | 0.10 | |
| 14th Feb | 4×E-3 | / | (20±9)×E-5a | (9±8)×E-5a | (6±4)×E-5a | 2.81 | 2 | 0.25 | |
| 19th Feb | 5×E-3 | / | (10±8)×E-5a | (8±7)×E-5a | (4±3)×E-5a | 3.88 | 2 | 0.14 | |
| 24th Feb | 5×E-3 | / | (8±8)×E-5a | (5±7)×E-5a | (2±3)×E-5a | 2.51 | 2 | 0.29 | |
| 29th Feb | 2×E-3 | / | (5±2)×E-5a | (3±3)×E-5a | (2±2)×E-5a | 3.36 | 2 | 0.19 | |
| Other provinces | 25th Jan | (0.6±2)×E-6a | 0.00±0.00a | (0.2±1)×E-6a | 0.00±0.00a | 0.00±0.00a | 9.28 | 4 | 0.05 |
| 30th Jan | (2±4)×E-6a | 0.00±0.00b | (0.6±4)×E-6b | 0.00±0.00b | 0.00±0.00b | 44.56 | 4 | <0.001 | |
| 4th Feb | (1±5)×E-6a | 0.00±0.00b | (0.3±2)×E-6b | (0.6±3)×E-6b | 0.00±0.00b | 5.74 | 4 | <0.05 | |
| 9th Feb | (2±4)×E-6a | (1±5)×E-6ab | (1±4)×E-6b | (0.5±2)×E-6b | (0.3±2)×E-6b | 9.78 | 4 | <0.05 | |
| 14th Feb | (0.6±1)×E-5a | (0.7±2)×E-6b | (0.8±4)×E-6b | (1±8)×E-6b | (0.3±2)×E-6b | 21.85 | 4 | <0.001 | |
| 19th Feb | (4±8)×E-6a | (0.7±2)×E-6ab | (0.5±2)×E-6b | (0.9±7)×E-6b | (0.2±1)×E-6b | 16.42 | 4 | <0.01 | |
| 24th Feb | (2±5)×E-6a | (0.3±2)×E-6ab | (0.6±2)×E-6ab | (0.1±1)×E-6b | (0.8±9)×E-7b | 16.02 | 4 | <0.01 | |
| 29th Feb | (2±9)×E-6a | (0.3±2)×E-6a | (0.2±1)×E-6a | 0.00±0.00a | (0.2±2)×E-6a | 5.01 | 4 | 0.29 | |
Different lowercase letters indicate the significant differences in deaths among the different cites, whereas the same uppercase letters show the non-significant differences. The introduction of SL, VL, L, M, S and “/” see Table 2.