Quality of life among adolescents with sickle cell disease: Mediation of pain by internalizing symptoms and parenting stress

Table 4 Mediation analyses for PIP difficulty as mediator

Model	Predictor	Outcome Variable	β	p	Criterion Met
	PC PPQ Frequency	PIP Difficulty	.48	.002
1	PC PPQ Frequency	CHQ PC Physical Functioning	-.48	.001	z = -2.01 p = .022
	PC PPQ Frequency PIP Difficulty	CHQ PC Physical Functioning	-.40	.017
2	PC PPQ Frequency	CHQ PC Self-esteem	-.39	.011	z = -1.94 p = .026
	PC PPQ Frequency PIP Difficulty	CHQ PC Self-esteem	-.38	.022
3	PC PPQ Frequency	CHQ Teen Physical Functioning	-.52	< .001	z = -2.18 p = .014
	PC PPQ Frequency PIP Difficulty	CHQ Teen Physical Functioning	-.44	.006
	Teen PPQ Frequency Risk Index	PIP Difficulty	.37	.026
4	Teen PPQ Frequency Risk Index	CHQ PC Physical Functioning	-.63	< .001	z = -1.57 p = .057
	Teen PPQ Frequency PIP Difficulty Risk Index	CHQ PC Physical Functioning	-.31	.040
5	Teen PPQ Frequency Risk Index	CHQ Teen Physical Functioning	-.75	< .001	z = -1.80 p = .036
	Teen PPQ Frequency PIP Difficulty Risk Index	CHQ Teen Physical Functioning	-2.83	.008
6	Teen PPQ Frequency Risk Index	CHQ Teen Self-esteem	-.30	.063	No
	Teen PPQ Frequency PIP Difficulty Risk Index	CHQ Teen Self-esteem	-.06	-.344

PC = Primary Caregiver; PPQ = Pediatric Pain Questionnaire; BASC = Behavioral Assessment System for Children; PIP = Pediatric Inventory for Parents; CHQ = Child Health Questionnaire.

ISSN: 1477-7525