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Table 2 Primary outcome. Severe COVID-19. Hospitalization/ICU/death by COVID-19 combined vs non-hospitalized

From: Hepatitis B associated with severe COVID-19: a nationwide cohort study in Sweden

 

Dependent: Severity

Non-hospitalized, No (%)

Hospitalized/ICU/Dead No (%)

OR (univariable)

OR (multivariable)

Hepatitis B

No hepatitis B

790349 (93.2)

57473 (6.8)

-

-

 

Hepatitis B

2541 (87.6)

361 (12.4)

1.954 (1.746–2.179, p<0.001)

1.242 (1.097–1.403, p=0.001)

Age

Mean (SD)

42.7 (15.9)

66.6 (18.0)

1.080 (1.079–1.080, p<0.001)

1.077 (1.076–1.077, p<0.001)

Sex

Women

413758 (94.3)

25091 (5.7)

-

-

 

Men

379132 (92.1)

32743 (7.9)

1.424 (1.400–1.449, p<0.001)

1.784 (1.750–1.820, p<0.001)

Region of birth

Northern Europe

614466 (93.7)

41067 (6.3)

-

-

 

Other Europe

34682 (92.3)

2886 (7.7)

1.245 (1.197–1.295, p<0.001)

1.454 (1.390–1.521, p<0.001)

 

Africa

15618 (90.6)

1613 (9.4)

1.545 (1.466–1.628, p<0.001)

2.549 (2.402–2.703, p<0.001)

 

Asia

92428 (91.2)

8907 (8.8)

1.442 (1.408–1.477, p<0.001)

2.086 (2.026–2.148, p<0.001)

 

America

10191 (90.7)

1044 (9.3)

1.533 (1.436–1.634, p<0.001)

2.093 (1.949–2.245, p<0.001)

 

Other/missing

25505 (91.7)

2317 (8.3)

1.359 (1.301–1.420, p<0.001)

1.749 (1.665–1.837, p<0.001)

COVID-19 vaccination

0

784573 (93.2)

56941 (6.8)

-

-

 

1

8317 (90.3)

893 (9.7)

1.479 (1.379–1.585, p<0.001)

0.560 (0.518–0.606, p<0.001)

wCCI group (excl liver disease)

0

752170 (94.5)

43960 (5.5)

-

-

 

1–2

24044 (79.6)

6162 (20.4)

4.385 (4.257–4.516, p<0.001)

2.374 (2.290–2.461, p<0.001)

 

3–4

4687 (58.6)

3315 (41.4)

12.102 (11.563–12.664, p<0.001)

2.604 (2.464–2.753, p<0.001)

 

>=5

11989 (73.2)

4397 (26.8)

6.275 (6.054–6.504, p<0.001)

2.904 (2.775–3.038, p<0.001)

Education

Tertiary

311056 (95.5)

14747 (4.5)

-

-

 

Secondary

347544 (93.7)

23374 (6.3)

1.419 (1.389–1.449, p<0.001)

1.150 (1.124–1.178, p<0.001)

 

Primary

116476 (86.8)

17664 (13.2)

3.199 (3.126–3.273, p<0.001)

1.315 (1.279–1.352, p<0.001)

 

Missing

17814 (89.7)

2049 (10.3)

2.426 (2.310–2.546, p<0.001)

1.519 (1.421–1.623, p<0.001)

Income

Highest

167181 (95.2)

8512 (4.8)

-

-

 

High

168963 (95.8)

7421 (4.2)

0.863 (0.836–0.891, p<0.001)

1.092 (1.056–1.129, p<0.001)

 

Middle

166740 (95.1)

8572 (4.9)

1.010 (0.979–1.041, p=0.538)

1.292 (1.250–1.336, p<0.001)

 

Low

154795 (90.7)

15896 (9.3)

2.017 (1.963–2.073, p<0.001)

1.614 (1.565–1.665, p<0.001)

 

Lowest

124968 (88.0)

16971 (12.0)

2.667 (2.596–2.740, p<0.001)

1.904 (1.842–1.967, p<0.001)

 

Missing

10243 (95.7)

462 (4.3)

0.886 (0.804–0.974, p=0.013)

1.540 (1.377–1.718, p<0.001)

  1. Univariable and multivariable (adjusting for all other factors in the column) logistic regression modelling severe COVID-19 (Hospitalization/ICU/death). Exposure (Hepatitis B) in two categories (yes/no). Frequency (%), and odds ratios (OR) with 95% confidence intervals. OR=odds ratio. ICU= intensive care unit admission. wCCI=weighted Charlson Comorbidity Index, excluding liver disease. Income is divided in quintiles, where quintile 1 is the highest income, quintile 5 is the lowest income