Factors influencing the health-related quality of life of Chinese advanced cancer patients and their spousal caregivers: a cross-sectional study

Table 2 Scores for HRQOL and HADS: paired samples correlations and differences between patients and spousal caregivers

Paired variables	Patients (n = 131)				Spousal caregivers (n = 131)				r	P-value	t	P-value
Paired variables	Minimum	Maximum	Mean	SD	Minimum	Maximum	Mean	SD	r	P-value	t	P-value
Two dimensions of SF-12
PCS	16.26	62.82	37.70	9.46	18.61	61.60	43.05	9.13	0.384	0.000^a	−5.931	0.000^b
MCS	22.85	65.62	41.92	7.18	25.71	62.39	42.25	7.70	0.398	0.000^a	−0.472	0.638
Eight domains of SF-12
Physical Functioning	22.11	65.05	40.14	10.59	22.11	56.47	42.57	10.89	0.241	0.005^a	−2.098	0.038^b
Role Physical	20.32	57.18	38.01	8.34	20.32	57.18	41.95	9.28	0.088	0.319	−3.782	0.000^b
Bodily Pain	16.68	57.44	36.13	13.22	16.68	57.44	42.20	11.54	0.435	0.000^a	−5.244	0.000^b
General Health	18.87	61.99	35.44	11.28	18.87	61.99	41.32	12.58	0.308	0.000^a	−4.778	0.000^b
Vitality	27.62	67.88	44.75	8.89	27.62	67.88	47.21	9.61	0.245	0.005^a	−2.473	0.015^b
Role Emotional	11.35	56.08	34.78	10.68	11.35	56.08	38.11	9.95	0.193	0.027^a	−2.905	0.004^b
Social Functioning	16.18	56.57	39.76	9.75	16.18	56.57	40.92	10.72	0.287	0.001^a	−1.080	0.282
Mental Health	21.87	64.54	44.21	8.67	15.77	64.54	43.65	9.50	0.368	0.000^a	0.624	0.534
HADS
Anxiety	0.00	18.00	7.36	4.00	0.00	19.00	8.52	4.17	0.496	0.000^a	−3.233	0.002^b
Depression	0.00	21.00	6.89	4.48	0.00	21.00	7.95	4.70	0.470	0.000^a	−2.587	0.011^b

HRQOL health-related quality of life, HADS hospital anxiety and depression scales, SD standard deviation, SF-12 the Medical Outcomes Study 12-item Short Form (MOS SF-12), PCS physical component summary, MCS mental component summary
^aSignificant difference in the correlations between paired variables
^bSignificant difference in mean scores (paired T-test) between paired variables

ISSN: 1472-684X