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Table 3 Multi-level logistic regression analysis of covid-19 mortality among persons 70 years and older in period 1 in the 68 catchment areas within the municipalities of Norrtälje, Södertälje and Stockholm Municipality and variance components of the multi-level regression models

From: Differences in Covid-19 mortality among persons 70 years and older in an integrated care setting in region Stockholm: a multi-level analysis between March 2020-February 2021

PERIOD 1

Model 1

Model 2

Model 3

Model 4

OR

CI 95%

OR

CI 95%

OR

CI 95%

OR

CI 95%

Individual-level variables

        

 Sex (Male)

1.65

(1.45–1.88)

1.66

(1.46–1.89)

1.64

(1.45–1.88)

2.14

(1.87–2.44)

 75–80 years

2.04

(1.58–2.61)

2.03

(1.58–2.62)

2.04

(1.58–2.63)

1.63

(1.26–2.10)

 80–85 years

4.65

(3.66–5.89)

4.65

(3.67–5.90)

4.65

(3.67–5.91)

2.51

(1.96–3.21)

 85–90 years

8.02

(6.32–10.1)

7.99

(6.30-10.14)

8.02

(6.32–10.18)

2.82

(2.19–3.62)

 90–95 years

11.96

(9.32–15.3)

11.84

(9.23–15.19)

11.95

(9.31–15.34)

2.85

(2.18–3.72)

 95 + years

16.74

(12.4–22.5)

16.45

(12.24–22.12)

16.79

(12.48–22.60)

2.96

(2.16–4.06)

 Primary education

1.52

(1.27–1.81)

1.58

(1.33–1.89)

1.53

(1.28–1.83)

1.31

I1.09-1.56)

 Secondary education

1.35

(1.14–1.58)

1.37

(1.16–1.62)

1.35

(1.14–1.59)

1.21

(1.02–1.43)

 Born outside of Sweden

1.38

(1.18–1.60)

1.39

(1.19–1.61)

1.33

(1.14–1.55)

1.38

(1.19–1.62)

 CCI score

1.22

(1.18–1.26)

1.22

(1.19–1.26)

1.22

(1.19–1.26)

1.11

(1.07–1.15)

Area-level variables

        

Neighbourhood deprivation score

        

 High Deprivation

  

2.09

(1.48–2.96)

1.98

(1.46–2.67)

1.87

(1.43–2.47)

 Moderate Deprivation

  

1.24

(0.94–1.63)

1.10

(0.89–1.37)

1.02

(0.84–1.23)

 Low Deprivation

  

ref

 

ref

 

ref

 

Population Density

  

1.21

(1.13–1.29)

1.01

(0.93–1.09)

1.01

(0.94–1.23)

Organisation of care

        

 (Integrated Care) Norrtälje

    

ref

 

ref

 

 (Usual care) Stockholm

    

6.01

(3.26–11.08)

6.45

(3.68–11.34)

 (Usual care) Södertälje

    

3.37

(2.10–6.66)

3.89

(2.29–6.63)

Municipal social care use

        

 Ordninary housing no home-help

      

ref

 

 Ordinary housing with home-help

      

5.93

(4.88–7.21)

 Care home resident

      

22.62

(18.73–27.33)

 

AIC

Variance

PCV

VPC

    

 Model 0

12102.3

0.3518

Ref

0.0038325

    

 Model 1

10301.1

0.2134

39.3

0.0057628

    

 Model 2

10279.2

0.1129

67.9

0.0052603

    

 Model 3

10254.9

0.0496

85.9

0.0012675

    

 Model 4

9115.7

0.0217

93.8

     
  1. *OR odds ratio, CI confidence interval, Ref = reference, PCV proportional change of the variance, VPC variance partition coefficient, AIC Akaike Information Criterion. *Period 1 included 68 catchment areas and N = 127,520 *Model 0: catchment area-specific random intercept of the variation in the probability of covid-19 mortality *Model 1: model 0 + sex (ref = female) + age group (ref 70–74 years) + education level (ref = tertiary education) + country of birth (ref = Sweden) + CCI score. *Model 2: model 1 + neighbourhood deprivation score groups (ref = low NDS least deprived areas) + population density *Model 3: model 2 + Organisation of care (ref=) Integrated Care) Norrtälje * Model 4: model 3 + municipal social care use (ref = ordinary housing no home-help). *VPC estimated on the simulation method, model 0 = intercept. Profile 1 = intercept, male, 85–89 years, primary level education, born outside of Sweden, weighted CCI score. Profile 2 = profile 1 + high deprivation area + population density. Profile 3 = profile 2 + municipality with usual care organisation
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BMC Public Health

ISSN: 1471-2458

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