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Table 1 Characteristics between the derivation cohort and validation cohort

From: ANDC: an early warning score to predict mortality risk for patients with Coronavirus Disease 2019

 

Derivation cohort

Validation cohort

P value

Overall

(N = 176)

(N = 125)

(N = 301)

Outcome

0.451

 

 Non-survival, n (%)

21 (11.9)

11 (8.8)

 

32 (10.6)

 Survival, n (%)

155 (88.1)

114 (91.2)

 

269 (89.4)

Gender

0.411

 

 Female, n (%)

103 (58.5)

67 (53.6)

 

170 (56.5)

 Male, n (%)

73 (41.5)

58 (46.4)

 

131 (43.5)

Age, years

47.0 (33.0–62.0)

68.0 (62.0–73.0)

< 0.001

61.0 (41.0–69.0)

Comorbidity, n (%)

37 (21.0)

60 (48.0)

< 0.001

97 (32.2)

 Diabetes, n (%)

21 (11.9)

18 (14.4)

0.602

39 (13.0)

 Hypertension, n (%)

24 (13.6)

45 (36.0)

< 0.001

69 (22.9)

 Coronary heart disease, n (%)

9 (5.1)

17 (13.6)

0.012

26 (8.6)

Illness onset to admission, days

7.0 (5.0–10.0)

12.0 (8.0–20.0)

< 0.001

9.0 (6.0–14.0)

Illness onset to discharge or death, days

21.0 (16.0–26.0)

38.0 (33.0–46.0)

< 0.001

27.0 (19.0–38.0)