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Table 2 Functioning and Global quality of life mean scores in groups before and after the intervention (as measured by the EORTC QLQ-C30)

From: The effect of peer-led education on the life quality of mastectomy patients referred to breast cancer-clinics in Shiraz, Iran 2009

Functioning Scores Time Before intervention After intervention 2 months after intervention Time Group Time/group
  Groups Mean ± SD Mean ± SD Mean ± SD    P
Global health status Case 63.09 ± 22.69 68.19 ± 19.06 80.0 ± 17.90 * * *
  Control 62.16 ± 22.02 61.83 ± 22.02 61.66 ± 21.88 .001 .o37 .001
Physical functioning Case 79.72 ± 18.55 80.54 ± 17.83 80.81 ± 16.02 .777 .425 *
  Control 83.26 ± 13.41 82.58 ± 13.37 82.27 ± 13.32    .041
Role functioning Case 85.37 ± 21.95 87.75 ± 18.24 98.63 ± 5.72 *   *
  Control 86.80 ± 19.73 86.45 ± 20.23 85.06 ± 20.69 .001 .208 .001
Cognitive functioning Case 72.78 ± 23.24 85.71 ± 15.21 97.75 ± 5.52 * * *
  Control 70.74 ± 23.20 70.40 ± 23.14 69.38 ± 24.13 .001 .001 .001
Emotional functioning Case 63.94 ± 29.23 85.37 ± 13.45 97.10 ± 4.97 * * *
  Control 61.90 ± 25.45 60.71 ± 24.65 60.20 ± 24.73 .001 .001 .001
Social functioning Case 81.97 ± 18.89 91.15 ± 13.22 99.65 ± 2.38 * * *
  Control 81.97 ± 20.92 80.27 ± 20.032 78.57 ± 22.30 .001 .001 .001
  1. The higher value indicate higher level of functioning and quality of life, min: 0, max: 100