Thalassemia Major: how do we improve quality of life?

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Table 4 Multiple linear regression analysis on predictors of the HRQoL scores on subscales of Peds QoL reports

	R	R²	F (DF, P)	β coefficient	p value*
Physical QoL	0.325	0.106	4.617 (6, 234)	105.468	0.000
Age in completed years				0.459	0.647
Age of onset in months				−1.913	0.057
Number of comorbidities				−1.665	0.097
Duration of treatment in years				−0.687	0.493
Frequency of transfusion per month				−1.959	0.051
Number of Concomitant medications				−1.510	0.132
Psychosocial QoL	0.211	0.044	3.663 (3, 237)	88.327	0.013
Age in completed years				−2.309	0.207
Duration of treatment				1.432	0.441
Total number of visits per year				−0.101	0.793
Total QoL	0.310	0.096	3.536 (7, 233)	97.264	0.001
Age in completed years				−0.012	0.994
Age of onset in months				−0.280	0.109
Frequency of transfusion per month				−2.529	0.305
Duration of treatment in years				−0.408	0.806
Number of Concomitant medications				−2.193	0.213
Total number of visits per year				−0.093	0.741
Number of comorbidities				−4.902	0.094

Statistical method used: multiple linear regression; * p < 0.05 was considered statistically significant