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Table 3 Rate ratios for severe COVID-19 associated with risk conditions (with severe respiratory disease as reference category) in those eligible for shielding and not resident in care homes

From: Relation of severe COVID-19 in Scotland to transmission-related factors and risk conditions eligible for shielding support: REACT-SCOT case-control study

   

Univariate

Multivariable

 

Controls (7808)

Cases (1640)

Rate ratio (95% CI)

p-value

Rate ratio (95% CI)

p-value

Shielding eligibility category

Severe respiratory

3834 (49%)

744 (45%)

 

.

 

.

Solid organ transplant

112 (1%)

60 (4%)

1.58 (0.90, 2.77)

0.1

1.36 (0.70, 2.63)

0.4

Specific cancers

925 (12%)

240 (15%)

1.28 (0.98, 1.66)

0.07

0.88 (0.64, 1.21)

0.4

Rare diseases

348 (4%)

72 (4%)

1.18 (0.75, 1.84)

0.5

1.14 (0.68, 1.91)

0.6

On immunosuppressants

759 (10%)

129 (8%)

0.74 (0.53, 1.03)

0.07

0.82 (0.56, 1.20)

0.3

Additional conditions

1830 (23%)

395 (24%)

1.19 (0.95, 1.49)

0.1

1.00 (0.77, 1.31)

1

At least one child under 5

66 (1%)

27 (2%)

0.80 (0.32, 2.02)

0.6

0.45 (0.15, 1.31)

0.1

School-age children in household

0 school age

7537 (97%)

1545 (94%)

 

.

 

.

1 school age

82 (1%)

19 (1%)

0.36 (0.13, 0.99)

0.05

0.84 (0.29, 2.45)

0.7

2 or more

189 (2%)

76 (5%)

1.03 (0.60, 1.76)

0.9

0.74 (0.40, 1.37)

0.3

Adults in household

1 adult

5811 (75%)

1010 (62%)

 

.

 

.

2 adults

1647 (21%)

458 (28%)

1.60 (1.30, 1.97)

<0.001

1.74 (1.37, 2.21)

<0.001

3 or more

339 (4%)

167 (10%)

2.15 (1.51, 3.07)

<0.001

2.52 (1.66, 3.82)

<0.001

SIMD quintile (integer)

2 (1–4)

2 (1–4)

0.97 (0.91, 1.05)

0.5

0.98 (0.90, 1.06)

0.6

Recent hospital visit/stay

840 (11%)

739 (45%)

5.8 (4.6, 7.4)

<0.001

6.0 (4.7, 7.7)

<0.001

  1. Severe COVID-19 is defined by entry to critical care or fatal outcome
  2. Percentages are column percentages for each variable
  3. Rate ratios are from conditional logistic regression models matched for age, sex and general practice
  4. Univariate rate ratios are for models with a single covariate
  5. Multivariable rate ratios are for a model including all covariates shown in the table