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Table 3 Logistic regression models examining the frequent ED visits and income groups, (a) 65–79 years and (b) 80+ years

From: Socio-demographic differences in the frequent use of emergency department care by older persons: a population-based study in Stockholm County

  Model 0 Model 1 Model 2
OR (95% CI) OR (95% CI) OR (95% CI)
(a)
 Men (65–79 yrs)
  Income group 1 low 3.13 (2.75–3.56) 2.09 (1.80–2.42) 1.75 (1.51–2.03)
  Income group 2 2.67 (2.34–3.05) 1.53 (1.32–1.76) 1.37 (1.14–1.58)
  Income group 3 1.77 (1.54–2.02) 1.19 (1.03–1.36) 1.11 (0.97–1.28)
  Income group 4 1.26 (1.10–1.45) 1.07 (0.93–1.23) 1.00 (0.87–1.15)
  Income group 5 high 1.00 1.00 1.00
  Age in years   1.04 (1.03–1.05) 1.01 (1.00–1.02)
  Living alone   1.30 (1.18–1.42) 1.18 (1.07–1.30)
  Institutional care   1.72 (1.36–2.18) 3.46 (2.72–4.41)
  Disadvantaged area   1.25 (1.04–1.51) 1.26 (1.04–1.52)
  Born outside Sweden   0.91 (0.82–1.02) 1.00 (0.89–1.11)
  Multi-morbidity 1.37 (1.35–1.39) 1.19 (1.17–1.20)
  Basic care    3.35 (2.96–3.81)
  Advanced care    5.22 (4.44–6.12)
  6–10 outpatient visits   4.73 (3.46–6.47)
  >10 outpatient visits    24.61 (18.77–32.26)
 Women (65–79 yrs)
  Income group 1 low 2.91 (2.52–3.36) 1.74 (1.48–2.06) 1.51 (1.28–1.79)
  Income group 2 2.62 (2.27–3.04) 1.54 (1.31–1.80) 1.39 (1.18–1.63)
  Income group 3 1.55 (1.32–1.82) 1.11 (0.94–1.31) 1.05 (0.89–1.23)
  Income group 4 1.08 (0.91–1.28) 0.96 (0.81–1.13) 0.91 (0.76–1.07)
  Income group 5 high 1.00 1.00 1.00
  Age in years   1.03 (1.02–1.04) 0.91 (0.76–1.07)
  Living alone   1.07 (0.97–1.19) 0.99 (0.89–1.10)
  Institutional care   1.53 (1.19–1.97) 3.26 (2.52–4.21)
  Disadvantaged area   1.13 (0.93–1.38) 1.09 (0.89–1.34)
  Born outside Sweden   0.89 (0.80–0.99) 0.93 (0.84–1.04)
  Multi-morbidity 1.40 (1.38–1.41) 1.23 (1.21–1.24)
  Basic care    3.18 (2.79–3.62)
  Advanced care    6.82 (5.77–8.06)
  6–10 outpatient visits   2.62 (1.84–3.74)
  >10 outpatient visits    18.05 (13.92–24.78)
(b)
 Men (80+ yrs)
  Income group 1 low 1.42 (1.17–1.72) 1.58 (1.29–1.92) 1.54 (1.26–1.89)
  Income group 2 1.17 (0.97–1.39) 1.15 (0.96–1.38) 1.11 (0.92–1.34)
  Income group 3 1.16 (0.97–1.39) 1.19 (0.99–1.43) 1.14 (0.95–1.36)
  Income group 4 1.09 (0.90–1.33) 1.12 (0.92–1.38) 1.10 (0.90–1.36)
  Income group 5 high 1.00 1.00 1.00
  Age in years   1.03 (1.02–1.05) 1.01 (1.00–1.03)
  Living alone   1.11 (1.00–1.23) 1.00 (0.90–1.11)
  Institutional care   0.80 (0.67–0.96) 2.12 (1.75–2.56)
  Disadvantaged area   0.70 (0.49–1.00) 0.69 0.49–1.00)
  Born outside Sweden   0.89 (0.77–1.02) 0.95 (0.82–1.09)
  Multi-morbidity   1.25 (1.24–1.27) 1.15 (1.13–1.17)
  Basic care    2.60 (2.32–2.93)
  Advanced care    4.00 (3.29–4.86)
  6–10 outpatient visits    3.35 (2.23–5.04)
  >10 outpatient visits    14.14 (9.94–20.11)
 Women (80+ yrs)
  Income group 1 low 1.66 (1.34–2.06) 1.56 (1.25–1.95) 1.50 (1.19–1.87)
  Income group 2 1.67 (1.35–2.08) 1.56 (1.24–1.94) 1.47 (1.18–1.85)
  Income group 3 1.52 (1.21–1.91) 1.49 (1.18–1.88) 1.40 (1.11–1.77)
  Income group 4 1.39 (1.08–1.79) 1.43 (1.10–1.85) 1.37 (1.05–1.78)
  Income group 5 high 1.00 1.00 1.00
  Age in years   1.04 (1.03–1.05) 1.02 (1.01–1.03)
  Living alone   1.04 (0.92–1.18) 0.94 (0.83–1.07)
  Institutional care   0.66 (0.56–0.78) 1.82 (1.53–2.18)
  Disadvantaged area   1.43 (1.15–1.77) 1.39 (1.12–1.73)
  Born outside Sweden   1.08 (0.97–1.20) 1.13 (1.01–1.25)
  Multi-morbidity   1.31 (1.29–1.33) 1.21 (1.20–1.23)
  Basic care    2.46 (2.23–2.71)
  Advanced care    3.56 (2.88–4.39)
  6–10 outpatient visits    3.28 (2.37–4.55)
  >10 outpatient visits    11.68 (8.82–15.48)
  1. OR odds ratio and CI confidence interval 95%
  2. Model 0: unadjusted
  3. Model 1: age in years, living situation, country of birth, and multi-morbidity
  4. Model 2: model 1, home-health care and outpatient care visits