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Table 3 Percent Variance Explained for Patient and Parent PCQLI Total score by SES Indicators Controlling for Demographic and Clinical Variables

From: The impact of socio-economic status on health related quality of life for children and adolescents with heart disease

Patient Model  
Source of variation Sum of square df Mean square F value Pr > F Partial
η 2
Partial
ω 2
Covariates: Patient characteristics        
Patient sex 47.4 1 47.4 17.9 <0.0001 0.011 0.011
Patient race 78.7 1 78.7 29.8 <0.0001 0.019 0.018
Patient age 159.6 1 159.6 60.4 <0.0001 0.038 0.038
Current cardiac status of patient 125.4 3 41.8 15.8 <0.0001 0.030 0.028
Original cardiac diagnosis of patient 107.8 4 26.9 10.2 <0.0001 0.026 0.023
Model 1:        
Hollingshead index 52.6 4 13.2 5 0.0006 0.013 0.010
Model 2:        
Parental educational attainment 50.6 3 16.9 6.4 0.0003 0.012 0.010
Model 3:        
Family income 160.9 5 32.2 12.5 <0.0001 0.039 0.036
Parent model        
Source of variation Sum of square df Mean square F value Pr > F Partial
η 2
Partial
ω 2
Covariates: patient characteristics        
Patient sex 48.8 1 48.8 15.5 <0.0001 0.010 0.009
Patient race 21.8 1 21.8 6.9 0.0086 0.004 0.004
Patient age 0.5 1 0.5 0.2 0.6759 0.000 0.000
Current cardiac status of patient 291.3 3 94.1 30.9 <0.0001 0.059 0.057
Original cardiac diagnosis of patient 204.9 4 51.2 16.3 <0.0001 0.042 0.039
Model 1:        
Hollingshead index 89.3 4 22.3 7.1 <0.0001 0.018 0.016
Model 2:        
Parental educational attainment 112.6 3 37.5 12.0 <0.0001 0.023 0.021
Model 3:        
Family income 249 5 49.8 16.4 <0.0001 0.050 0.047