Table 7 EORTC QLQ-C30 evaluation scale (one year after surgery)

Global health status

50.1(30.3–50.6)

79.3(58.6–82.7)

84.5(65.7–87.9)

 < 0.001

Functional scales

 Physical functioning

81.0(64.9–86.5)

79.3(65.5–86.5)

82.1(66.5–85.7)

0.667

 Role functioning

65.7(64.9–65.7)

69.0(69.0–73.1)

68.5(65.9–78.6)

0.126

 Emotional functioning

51.4(40.5–59.5)

62.1(41.4–62.1)

67.9(65.9–78.6)

 < 0.001

 Cognitive functioning

100.0(66.5–100.0)

100.0(69.0–100.0)

100.0(71.4–100.0)

0.241

 Social functioning

65.7(65.7–67.5)

65.5(65.5–69.0)

67.9(65.9–82.1)

0.087

Symptom scales

 Fatigue

37.8(35.1–37.8)

34.5(0–34.5)

35.7(0–35.7)

0.372

 Nausea and vomiting

51.3(51.3–86.5)

13.8(10.3–17.2)

14.3(10.7–17.9)

 < 0.001

 Pain

16.2(13.5–29.7)

13.8(0–13.8)

10.7(0–14.3)

0.063

 Dyspnea

0.0(0.0–24.3)

0.0(0.0–0.0)

0.0(0.0–0.0)

 < 0.001

 Insomnia

32.4(0.0–32.4)

0.0(0.0–0.0)

0.0(0.0–0.0)

 < 0.001

 Appetite loss

32.4(0.0–32.4)

34.5(0.0–34.5)

0.0(0.0–32.1)

0.072

 Constipation

0.0(0.0–0.0)

34.5(0.0–34.5)

0.0(0.0–0.0)

 < 0.05

 Diarrhea

0.0(0.0–32.4)

0.0(0.0–0.0)

0.0(0.0–0.0)

0.632

Financial difficulties

32.4(0.0–32.4)

34.5(0.0–34.5)

32.1(0.0–32.1)

0.329