Measuring health-related quality of life in children with cancer living in mainland China: feasibility, reliability and validity of the Chinese mandarin version of PedsQL 4.0 Generic Core Scales and 3.0 Cancer Module

Ji, Yi; Chen, Siyuan; Li, Kai; Xiao, Nong; Yang, Xue; Zheng, Shan; Xiao, Xianmin

doi:10.1186/1477-7525-9-103

Table 7 PedsQL 3.0 Cancer Module factor loadings for child self- and parent proxy-report in children with cancer

From: Measuring health-related quality of life in children with cancer living in mainland China: feasibility, reliability and validity of the Chinese mandarin version of PedsQL 4.0 Generic Core Scales and 3.0 Cancer Module

Subscale	Item	Factor 1	Factor 2	Factor 3	Factor 4	Factor 5	Factor 6	Factor 7	Factor 8
Pain and hurt	P1	.034	.104	.008	.023	.689	.150	.071	.104
		-.009	.023	.029	-.16	.066	.009	*.533*
	P2	.136	.206	.072	.049	.714	-.171	.031	.073
		.097	.075	.017	.180	.091	.056	*.789*
Nausea	N1	.854	.115	.121	.039	-.06	-.173	-.123	.219
		.158	*.835*	-.057	.087	-.086	-.079	.016
	N2	.657	.028	-.094	.044	.253	.005	.007	.130
		.004	*.573*	.080	-.038	.021	.022	-.046
	N3	.789	.018	.082	-.009	.107	-.094	-.02	-.007
		.199	*.827*	-.013	.156	-.057	.069	.134
	N4	.668	-.183	.038	.019	.032	.111	-.04	-.072
		.052	*.731*	-.123	.070	.075	.147	.343
	N5	.821	-.008	.145	.114	.049	.138	-.077	-.033
		.190	*.727*	.089	.026	.244	.080	.093
Procedural anxiety	PA1	.011	.159	.042	.866	.061	.103	-.133	.199
		*.766*	-.114	.043	-.061	.070	-.047	.184
	PA2	.050	.043	-.03	.876	.055	-.100	.035	-.08
		*.860*	.156	.030	-.022	-.156	.070	.361
	PA3	-.057	.137	.212	.917	.011	-.069	.099	.061
		*.848*	.035	-.044	-.095	-.007	.062	.005
Treatment anxiety	TA1	.350	.840	.040	.158	.135	.009	.133	-.1
		*.821*	.024	.085	.248	.114	.105	.045
	TA2	.071	.795	.127	.030	.135	.069	.193	-.068
		*.864*	.290	.092	.096	.210	.157	-.082
	TA3	.156	.861	.011	.186	.293	-.101	-.021	-.035
		*.888*	.155	.116	.245	.046	.041	-.099
Worry	W1	.049	.013	.622	-.011	.127	.028	.049	-.095
		.033	.043	.118	*.561*	.040	.060	.063
	W2	.253	.172	.751	.176	.033	.044	.083	.003
		.021	.024	.014	*.775*	.142	-.022	.191
	W3	.066	.021	.807	.125	.004	.058	.062	.201
		-.054	.099	.078	*.775*	.020	.184	.004
Cognitive problems	CP1	-.197	-.03	.012	.120	.031	.882	.105	.038
		.196	.137	*.849*	-.051	.273	.087	.163
	CP2	.004	-.165	-.04	-.034	-.083	.863	.079	.138
		.112	.051	.9	.034	.070	.219	.073
	CP3	-.137	-.041	-.198	.011	.391	.631	.120	-.009
		-.013	-.004	*.614*	.191	.243	.091	.172
	CP4	-.002	.221	.006	-.119	.085	.706	.098	.109
		.223	-.044	*.742*	.002	.180	.279	-.057
	CP5	-.204	.134	-.109	-.073	.177	.665	.074	-.022
		.061	.085	*.794*	.155	.176	-.053	-.16
Perceived physical appearance	A1	.005	.820	-.14	.050	-.087	-.024	-.192	.076
		.041	.161	.246	.088	.112	*.767*	.270
	A2	.024	.757	.046	.050	-.215	-.073	-.094	.013
		.060	-.094	-.162	.179	.212	*.637*	-.062
	A3	.213	.857	.166	-.198	-.18	.036	.033	-.047
		-.079	-.106	.030	.142	.079	*.666*	-.03
Communication	C1	.123	.101	.182	.118	.159	.020	.060	.611
		.009	.131	.074	.044	*.843*	.311	-.016
	C2	-.083	-.107	.078	.040	.148	.1	-.041	.905
		.024	.181	.193	.175	*.551*	-.148	.046
	C3	.010	-.005	.281	.098	.048	.035	-.188	.742
		.113	-.144	.110	.040	*.743*	.105	.061
Eigenvalue		6.548	4.303	3.635	2.319	2.074	1.771	1.34	1.096
		8.682	5.225	3.725	2.756	2.142	1.843	1.447
Percent Variance		24.253	13.936	9.462	7.587	7.182	6.56	4.962	4.057
		32.157	15.647	1.091	8.613	8.081	6.715	5.246

Note: Bold values indicate the largest factor loading for each item.
In each cell, child self-report loading are shown above and the parent proxy-report loading are shown below in italics.
Extraction Method: Principle Component Analysis. Rotation Method: Oblimin with Kaiser Normalization. Total Variance Explained for child self-report: 78.0%; for Parent Proxy-report: 86.6%.

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ISSN: 1477-7525

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