[Retracted] Evaluation of a Novel Quality of Life Scale for Schoolchildren with Nonstrabismic Binocular Vision Anomalies

Table 1

The statistics and analysis of scores in QOL-CVF20 items.

Item	Item score	CV%	CC (score)	CC (domain)	Factor loading				SRA	SDA
					F1	F2	F3	F4
1		41.80	0.56	0.66	0.63	0.01	0.03	0.17	Y	Y
2		42.33	0.60	0.73	0.76	0.01	0.03	0.00	Y	Y
3		41.74	0.58	0.60	0.54	0.08	0.24	0.16	Y	Y
4		41.44	0.50	0.56	0.52	0.17	0.05	0.02	Y	Y
5		42.91	0.59	0.66	0.64	0.07	0.15	0.03	Y	Y
6		43.41	0.56	0.67	0.70	0.02	0.01	0.02	Y	Y
7		41.65	0.51	0.60	0.58	0.10	-0.05	0.09	Y	Y
8		39.69	0.57	0.62	0.57	0.19	0.01	0.14	Y	Y
9		41.76	0.58	0.71	0.73	0.04	-0.06	0.05	Y	Y
10		42.67	0.59	0.69	0.71	0.05	0.10	-0.02	Y	Y
11		49.74	0.30	0.85	-0.07	0.10	0.86	0.00	Y	N
12		47.60	0.37	0.84	0.04	0.04	0.84	0.06	Y	N
13		48.17	0.52	0.77	0.26	0.05	0.70	0.16	Y	Y
14		46.84	0.45	0.84	0.18	0.03	0.08	0.80	Y	N
15		45.90	0.34	0.80	-0.02	0.16	0.01	0.84	Y	N
16		46.00	0.38	0.75	0.15	-0.03	0.11	0.69	Y	N
17		45.32	0.45	0.79	0.20	0.76	0.05	-0.07	Y	N
18		44.22	0.41	0.68	0.10	0.62	0.07	0.18	Y	N
19		43.52	0.40	0.76	0.09	0.78	0.04	0.00	Y	Y
20		43.39	0.34	0.74	0.02	0.75	0.03	0.04	Y	Y

QOL-CVF20: quality of life children questionnaire containing 20 items; CV: coefficient of variation; CC (score): the correlation coefficient for total score; CC (domain): the correlation coefficient for corresponding domain score; F1–F4: the common factors were extracted based on the principles of eigenvalues greater than 1; SRA: stepwise regression analysis; SDA: stepwise discriminant analysis; Y: yes; N: no. .