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Table 4 Estimating physician-level variance in the during-treatment change in GAF scores (N = 1,081)

From: Multilevel analysis of the determinants of the global assessment of functioning in an inpatient population

  Model: χ2 = 32.91, df = 7, p < .001
Parameter est se z p
Intercept 7.56 1.63 4.64 <.001
Male gender −0.62 0.77 −0.80 .424
Age(at discharge) 0.02 0.03 0.64 .519
Diagnosis     
  Schizophrenia --- --- ---  
  Dementia −4.18 1.48 −2.82 .005
  Mood 2.37 1.00 2.39 .017
  Other −0.89 1.04 −0.85 .395
Change in ADL −0.49 0.19 −2.61 .009
Change in IADL −0.03 0.07 −0.39 .699
Variance:     
Unit-level 1.21 1.64   
Physician-level 11.35 4.50   
Individual-level 122.91 5.40   
ρ(physician)* 0.08    
ρ(physician, unit) 0.09    
  1. *Intraclass correlation within physicians: physician-level variance/total variance.
  2. Intraclass correlation within units and physicians: (unit-level variance + physician-level variance)/total variance.