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Table 4 Estimates for fixed and random effects from multilevel linear regression analysis (random intercept model) for life satisfaction as dependent variable and goodness-of-fit statistics

From: Self-reported health and life satisfaction in older emergency department patients: sociodemographic, disease-related and care-specific associated factors

Fixed effects Coefficient 95% CI SE p-value
 Intercept 3.57 2.39; 4.84 0.62 <.001
 Sex: Female −0.28 −0.55; −0.02 0.14 .036
 Study (reference category: EMAAge):
  EMACROSS 0.52 0.07; 0.96 0.23 .021
  EMASPOT 0.53 0.15; 0.90 0.19 .006
 Education (reference category: Primary level):
  Secondary level −0.14 −0.47; 0.18 0.17 .412
  Tertiary level −0.21 −0.60; 0.13 0.18 .242
 Social contacts (reference category:None):
  1–2 persons 0.72 −0.01; 1.45 0.38 .055
  3 or more persons 1.37 0.65; 2.08 0.37 <.001
 Care dependency: Yes −0.59 −0.98; − 0.21 0.20 .003
 Migration background: Yes 0.24 −0.10; 0.57 0.17 .170
 Employment status (reference category: Employed):
  Retired −0.07 −0.49; 0.36 0.22 .740
  Not (regularly) employed −1.27 −1.80; −0.73 0.27 <.001
  Other 0.06 −0.71; 0.84 0.40 .879
 ED visit: Yes −0.16 −0.48; 0.16 0.16 .313
 Hospital stay: Yes −0.04 −0.37; 0.31 0.17 .840
 Age (in years) 0.02 0.005; 0.03 0.01 .008
 Self-reported health status 0.03 0.02; 0.03 < 0.01 <.001
 Case type: Inpatient 0.02 −0.31; 0.33 0.16 .911
Random effects Variance Component SD
Level-two variance: ED 0.02 0.14
Level-one variance: 5.20 2.28
Marginal R2 (fixed effects): 0.1501
Conditional R2 (fixed and random effects): 0.1531
ICC: 0.0058
  1. Note: N = 1245; Level 2: n = 8 emergency departments; CI Confidence interval, SE Standard error, SD Standard deviation, ED Emergency department, ICC Intraclass correlation coefficient