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

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

Paired variables Patients (n = 131) Spousal caregivers (n = 131) r P-value t P-value
Minimum Maximum Mean SD Minimum Maximum Mean SD
Two dimensions of SF-12             
 PCS 16.26 62.82 37.70 9.46 18.61 61.60 43.05 9.13 0.384 0.000a −5.931 0.000b
 MCS 22.85 65.62 41.92 7.18 25.71 62.39 42.25 7.70 0.398 0.000a −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 0.005a −2.098 0.038b
 Role Physical 20.32 57.18 38.01 8.34 20.32 57.18 41.95 9.28 0.088 0.319 −3.782 0.000b
 Bodily Pain 16.68 57.44 36.13 13.22 16.68 57.44 42.20 11.54 0.435 0.000a −5.244 0.000b
 General Health 18.87 61.99 35.44 11.28 18.87 61.99 41.32 12.58 0.308 0.000a −4.778 0.000b
 Vitality 27.62 67.88 44.75 8.89 27.62 67.88 47.21 9.61 0.245 0.005a −2.473 0.015b
 Role Emotional 11.35 56.08 34.78 10.68 11.35 56.08 38.11 9.95 0.193 0.027a −2.905 0.004b
 Social Functioning 16.18 56.57 39.76 9.75 16.18 56.57 40.92 10.72 0.287 0.001a −1.080 0.282
 Mental Health 21.87 64.54 44.21 8.67 15.77 64.54 43.65 9.50 0.368 0.000a 0.624 0.534
HADS             
 Anxiety 0.00 18.00 7.36 4.00 0.00 19.00 8.52 4.17 0.496 0.000a −3.233 0.002b
 Depression 0.00 21.00 6.89 4.48 0.00 21.00 7.95 4.70 0.470 0.000a −2.587 0.011b
  1. 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
  2. aSignificant difference in the correlations between paired variables
  3. bSignificant difference in mean scores (paired T-test) between paired variables