Table 1.
Transmission routes of top 20 original epicentres during phase one.
| Top 20 original epicentres (total aggregate population outflow) | Destination cities (aggregate population outflow) |
|---|---|
| Baseline | |
| Wuhan (12.50) | Chongqing (1.97), Changsha (1.90), Beijing (1.84), Shanghai (1.36), Zhengzhou (1.07), Guangzhou (1.00), Shenzhen (0.96), Chengdu (0.84), Nanchang (0.82), Hefei (0.74) |
| Level 9 (total aggregate population outflow = 80–90) | |
| Guangzhou (85.83) | Foshan (45.42), Dongguan (16.74), Shenzhen (14.15), Chongqing (4.05), Nanning (2.87), Changsha (2.59) |
| Level 8 (total aggregate population outflow = 70–80) | |
| Shanghai (73.54) | Suzhou (33.09), Hangzhou (9.15), Wuxi (6.39), Nanjing (5.63), Beijing (5.50), Hefei (5.37), Ningbo (4.35), Chongqing (4.06) |
| Shenzhen (72.97) | Dongguan (39.90), Guangzhou (17.82), Chongqing (5.23), Foshan (4.50), Nanning (2.81), Changsha (2.70) |
| Dongguan (71.76) | Shenzhen (37.75), Guangzhou (21.94), Chongqing (4.56), Foshan (4.27), Nanning (3.24) |
| Level 6 (total aggregate population outflow = 50–60) | |
| Beijing (59.92) | Tianjin (16.87), Shijiazhuang (7.17), Tangshan (5.77), Shanghai (5.15), Harbin (3.84), Xi'An (3.53), Zhengzhou (3.44), Chengdu (3.03), Jinan (2.91), Taiyuan (2.84), Chongqing (2.68), Shenyang (2.66) |
| Foshan (59.14) | Guangzhou (46.92), Dongguan (3.57), Shenzhen (3.57), Nanning (2.64), Chongqing (2.44) |
| Suzhou (58.55) | Shanghai (32.50), Wuxi (14.05), Nanjing (4.69), Hangzhou (2.94), Hefei (2.70), Chongqing (1.67) |
| Level 5 (total aggregate population outflow = 40–50) | |
| Shenyang (41.64) | Dalian (13.05), Beijing (8.63), Changchun (6.68), Harbin (5.96), Tianjin (2.46), Shanghai (2.38), Guangzhou (1.25), Tangshan (1.23) |
| Level 4 (total aggregate population outflow = 30–40) | |
| Wenzhou (33.95) | Hangzhou (17.78), Suzhou (5.07), Shanghai (4.42), Wuxi (1.35), Ningbo (1.32), Hefei (1.10), Chongqing (1.06), Nanjing (0.93), Wenzhou (0.92) |
| Tianjin (33.68) | Beijing (16.67), Tangshan (8.52), Shijazhuang (2.17), Harbin (1.28), Jinan (1.10), Shanghai (1.01), Xi'An (0.78), Shenyang (0.73), Taiyuan (0.71), Chongqing (0.69) |
| Hangzhou (30.80) | Shanghai (7.96), Ningbo (5.88), Wenzhou (5.47), Suzhou (2.46), Chongqing (2.45), Nanjing (2.00), Beijing (1.84), Hefei (1.66), Wuxi (1.08) |
| Level 3 (total aggregate population outflow = 20–30) | |
| Chengdu (26.13) | Chongqing (15.78), Beijing (2.37), Xi'An (2.15), Kunming (1.37), Shanghai (1.36), Guiyang (1.18), Guangzhou (0.99), Shenzhen (0.94) |
| Wuxi (25.01) | Suzhou (12.76), Shanghai (5.42), Nanjing (3.37), Hefei (1.25), Chongqing (1.12), Hangzhou (1.09) |
| Chongqing (21.10) | Chengdu (10.85), Guiyang (1.78), Beijing (1.47), Kunming (1.27), Shanghai (1.17), Xi'An (1.16), Guangzhou (0.91), Shenzhen (0.89), Wuhan (0.81) |
| Level 2 (total aggregate population outflow = 10–20) | |
| Nanjing (19.64) | Shanghai (4.46), Suzhou (3.99), Wuxi (3.30), Hefei (2.81), Beijing (1.92), Hangzhou (1.69), Chongqing (0.82), Wuhan (0.62) |
| Tangshan (16.10) | Tianjin (8.17), Beijing (5.08), Shijiazhuang (1.61), Shenyang (0.28), Harbin (0.26), Shanghai (0.16), Jinan (0.16), Changchun (0.15), Dalian (0.12), Xi'An (0.12) |
| Jinan (15.79) | Zibo (3.99), Qingdao (3.27), Yantai (2.31), Beijing (2.28), Tianjin (0.74), Shanghai (0.69), Shijiazhuang (0.43), Nanjing (0.40), Zhengzhou (0.40), Chongqing (0.35), Xi'An (0.33), Harbin (0.32), Chengdu (0.30) |
| Ningbo (14.25) | Hangzhou (5.34), Shanghai (3.25), Wenzhou (1.61), Chongqing (1.59), Suzhou (1.08), Hefei (0.74), Nanjing (0.64) |
| Yantai (12.51) | Qingdao (6.72), Jinan (1.92), Beijing (0.93), Zibo (0.86), Dalian (0.66), Shanghai (0.41), Tianjin (0.30), Harbin (0.25), Xi'An (0.17), Zhengzhou (0.16), Chongqing (0.15) |