Randomized comparative study of child and caregiver responses to three software functions added to the Japanese version of the electronic Pediatric Quality of Life Inventory (ePedsQL) questionnaire

Journal of Patient-Reported Outcomes

Table 2 Item non-response rate of two formats of the ePedsQL

	Basic format		Dynamic format		Difference	Ratio
	n	%	n	%	%
Children
All children	1039	0.420	1040	0.011	0.41	38
Children of survey company users	856	0.500	859	0.010	0.49	50
Children from researchers’ neighborhoods	183	0.047	181	0.016	0.03	2.9
0–6-year-old children	164	0.203	157	0.000	0.20	∞
7–18-year-old children	875	0.461	883	0.013	0.45	35
Displays greater than 600 pixels	654	0.608	686	0.006	0.60	101
Displays less than 600 pixels	385	0.101	354	0.020	0.08	5.1
Caregivers
All caregivers	2691	0.306	2660	0.060	0.25	5.1
Survey company users	2142	0.296	2120	0.025	0.27	12
Researchers’ neighbors	549	0.345	540	0.195	0.15	1.8
0–6-year-old children’s caregivers	1024	0.271	1004	0.029	0.24	9.3
7–18-year-old children’s caregivers	1667	0.328	1656	0.079	0.25	4.2
Displays greater than 600 pixels	1520	0.290	1551	0.026	0.26	11
Displays less than 600 pixels	1171	0.327	1109	0.107	0.22	3.1