Enhancing Quality of Life in Pediatric Palliative Care: Insights, Challenges, and Future Directions—A Systematic Review

Table 3

Co-occurrence analysis of search no. 2.

Cluster	Element	Frequency	Link strength	Occurrences
1	Adolescents	13	47	13
	Cancer	10	19	7
	Children	15	81	25
	Chronic illness	14	70	23
	Education	11	21	8
	Health-related quality of life	12	24	8
	Impact	12	17	7
	Oncology	8	14	5
	Palliative care	13	23	8
	Parents	11	20	7
	Pediatrics	11	23	7
	Quality of life	15	54	21
	Quality-of-life	11	26	7
	Reliability	10	29	8
	Stress	12	23	5
	Validity	8	21	6