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Table 1 The demographical characteristics and onset-to-diagnosis intervals (ODI) of COVID-19 cases

From: Decline of onset-to-diagnosis interval and its impacts on clinical outcome of COVID-19 in China: a nation-wide observational study

Variables

All cases

Wuhan

Outside Wuhan

P*

n (%)

ODI, M (IQR)

P

n (%)

ODI, M (IQR)

P

n (%)

ODI, M (IQR)

P

Sex

  

 < 0.001

  

 < 0.001

  

0.158

 

 Male

7 640 (47.5)

4 (2–7)

 

5 307 (46.1)

4 (2–7)

 

2 333 (51.2)

3 (1–5)

 

 < 0.001

 Female

8 437 (52.5)

4 (2–7)

 

6 216 (53.9)

5 (2–8)

 

2 221 (48.8)

3 (1–5)

 

 < 0.001

Age, years

  

 < 0.001

  

0.433

  

 < 0.001

 

 40–59

8 456 (52.6)

4 (2–7)

 

5 669 (49.2)

4 (2–8)

 

2 787 (61.2)

3 (1–5)

 

 < 0.001

 60–69

4 114 (25.6)

4 (2–7)

 

3 139 (27.2)

5 (2–8)

 

975 (21.4)

3 (1–6)

 

 < 0.001

 ≥ 70

3 507 (21.8)

4 (2–7)

 

2 715 (23.6)

4 (2–8)

 

792 (17.4)

3 (1–5)

 

 < 0.001

Severe

  

 < 0.001

  

 < 0.001

  

0.002

 

 No

14 285 (88.9)

4 (2–7)

 

10 112 (87.8)

4 (2–8)

 

4 173 (91.6)

3 (1–5)

 

 < 0.001

 Yes

1 792 (11.1)

5 (2–9)

 

1 411 (12.2)

6 (3–9)

 

381 (8.4)

3 (2–6)

 

 < 0.001

Death

  

0.971

  

0.047

  

0.655

 

 No

15 240 (94.8)

4 (2–7)

 

10 794 (93.7)

4 (2–8)

 

4 446 (97.6)

3 (1–5)

 

 < 0.001

 Yes

837 (5.2)

4 (2–7)

 

729 (6.3)

4 (2–7)

 

108 (2.4)

3 (1–5)

 

 < 0.001

Total

16 077 (100.0)

4 (2–7)

 

11 523 (100.0)

4 (2–8)

 

4 554 (100.0)

3 (1–5)

  
  1. *Comparison on the medians of ODI between Wuhan and Outside Wuhan. M median; IQR interquartile range; COVID-19 coronavirus disease 2019