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Table 3 Means scores of Symptoms of life quality 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

Symptom Scores Time Before intervention After intervention 2 months after intervention Time Group Time/group
  Groups Mean ± SD Mean ± SD Mean ± SD    P
Fatigue Case 25.62 ± 19.00 19.04 ± 15.87 8.61 ± 12.88 * .149  
  Control 22.44 ± 21.35 23.11 ± 21.62 23.77 ± 21.99 .001   .001
Nausea and vomiting Case 20.76 ± 18.36 19.95 ± 17.68 17.00 ± 19.09 *   
  Control 12.33 ± 20.42 11.00 ± 18.93 11.33 ± 19.17 0.297 .116 .320
Pain Case 21.42 ± 23.07 20.40 ± 22.63 19.04 ± 21.24    *
  Control 23.80 ± 24.05 24.82 ± 24.56 24.79 ± 85.06 .247 .386 .039
Insomnia Case 31.29 ± 35.62 21.76 ± 25.04 10.88 ± 18.49 * .547 *
  Control 16.00 ± 27.13 16.66 ± 29.35 17.33 ± 27.13 .001   .001
Appetite loss Case 7.48 ± 19.56 4.08 ± 12.96 .680 ± 4.76    *
  Control 4.08 ± 14.64 5.44 ± 18.44 6.1 ± 21.16 .1840 .711 .005
Constipation Case 29.93 ± 36.79 30.61 ± 37.16 28.57 ± 35.35 .247 .146 .076
  Control 18.05 ± 30.71 20.83 ± 31.97 20.13 ± 32.06    
Dyspnea Case 7.48 ± 17.03 6.12 ± 14.7 5.42 ± 14.18 .814 .373 .167
  Control 8.66 ± 14.76 9.33 ± 16.55 10.00 ± 16.83    
Financial difficulties Case 36.11 ± 34.26 38.19 ± 35.05 36.80 ± 33.14    
  Control 33.33 ± 32.25 34.72 ± 32.94 35.41 ± 33.26 .132 .707 .608
  1. The higher values indicate a greater degree of symptoms, min: 0 max: 100