Table 7.

Spearman correlations of caregiver self-report scores and caregiver-rated scores for the child

		Caregiver self-report
Caregiver’s rating of child instruments		PTHSI Caregiver QoL score	EQ-5D-5L VAS	EQ-5D-5L LSS	CarerQoL
EQ-5D-Y-3L and EQ-TIPS VAS	Correlation coefficient	0.47**	0.47**	−0.30**	0.31**
	95% Confidence interval	0.32, 0.59	0.32, 0.59	−0.45, −0.14	0.15, 0.46
	N	144	141	142	140
EQ-5D-Y-3L/EQ-TIPS LSS %	Correlation coefficient	−0.40**	−0.25**	0.42**	−0.45**
	95% Confidence interval	−0.53, −0.25	−0.40, −0.08	0.27, 0.55	−0.58, −0.1431
	N	144	141	142	140
PedsQL total score	Correlation coefficient	0.44**	0.13	−0.36**	0.35**
	95% Confidence interval	0.26, 0.59	−0.08, 0.32	−0.52, −0.17	0.15, 0.51
	N	102	99	100	100
PTHSI child QoL score	Correlation coefficient	0.16	0.24**	−0.16	0.23**
	95% Confidence interval	−0.01, 0.32	0.07, 0.40	−0.33, 0.01	0.06, 0.38
	N	144	141	142	140

Shading indicates a moderate association (0.3–0.49)

LSS level sum score, PedsQL Pediatric Quality of Life Inventory, PTHSI Paediatric Tracheostomy Health Status Instrument, QoL quality of life, VAS Visual Analogue Scale, * correlation is significant at the 0.05 level (two-tailed); ** correlation is significant at the 0.01 level (two-tailed)