Development of a new multimedia instrument to measure cancer-specific quality of life in Portuguese-speaking patients with varying literacy skills

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Table 2 Factor analysis of the IQualiV-OG-21 (n = 149)

Item	Descriptors^a	Factors
Item	Descriptors^a	Emotion	Physical	Existen	Relation	Function	Financial
6	Insomnia	0.482	0.064	0.129	0.280	0.126	0.281
17	Depressed	0.652	0.133	0.247	0.252	0.069	0.239
18	Anxious	0.736	−0.047	0.147	0.138	−0.064	0.251
19	Easily irritated	0.702	0.228	0.172	0.257	−0.095	0.023
21	Fear of worsening health	0.588	0.012	0.335	−0.207	0.160	0.145
22	Worry about the family’s future	0.572	0.032	0.055	−0.059	0.191	0.460
1	Pain	0.588	0.189	−0.165	0.358	0.348	−0.050
2	Weak or without energy	0.399	0.582	−0.045	0.197	0.219	−0.204
4	Lack of appetite	0.076	0.742	0.084	−0.089	0.118	0.347
5	Limited ability to taste foods	−0.061	0.755	0.095	0.153	0.161	0.081
7	Nauseated	0.142	0.777	0.117	0.062	0.009	0.121
24	Hopeless	0.203	0.111	0.784	0.073	0.169	0.008
25	Lost faith in God	0.144	0.068	0.786	0.215	−0.004	0.153
29	Life did not make sense	0.109	0.088	0.759	0.077	0.051	−0.009
15	Relationship problems	0.225	0.112	0.132	0.762	0.015	0.177
16	People distanced themselves	0.151	0.059	0.205	0.795	0.107	0.064
9	Needing help to get dressed, shower or eat	0.067	−0.001	0.020	−0.034	0.821	−0.017
10	Unable to work	0.107	0.260	0.120	0.313	0.689	0.318
11	Needing to lie down or sit to rest	0.058	0.407	0.243	0.043	0.648	0.021
12	Worried about finances	0.263	0.180	0.084	0.051	0.113	0.773
13	Not enough money to meet needs	0.259	0.180	0.017	0.298	−0.049	0.744

^aThe brief item descriptors approximate the questions asked in each item
Factor loadings are italicized when grouped in a same domain
Emotion. emotional, Existen. existential, Relation. interpersonal relationships, Function. functional