Skip to main content

Table 1 Descriptive characteristics for patients included in the HRQoL study group (n = 376) and those who were not included but were registered in the local and national protocol (n = 185)

From: Risk factors for poor health-related quality of life in patients with colon cancer include stoma and smoking habits

Variable

Included (n = 376)

Not included (n = 185)

P value

Value

Missing, n (%)

Value

Missing, n (%)

Male sex, n (%)

180 (47.9)

0 (0.0)

89 (48.1)

0 (0.0)

0.858a

Age (years), mean (SD)

73.3 (10.9)

0 (0.0)

73.6 (13.2)

0 (0.0)

0.777b

Current smoker, n (%)

34 (9)

16 (4.3)

12 (6.5)

55 (29.7)

0.943a

BMI (kg/m2), mean (SD)

26.6 (4.4)

4 (1.1)

25.8 (5.6)

11 (5.9)

0.120b

ASA status, n (%)

 

0 (0.0)

 

4 (2.2)

< 0.001a

 1

43 (11.4)

 

10 (5.5)

  

 2

185 (49.2)

 

76 (42.0)

  

 3

134 (35.6)

 

78 (43.1)

  

 4

14 (3.7)

 

17 (9.4)

  

Operated, n (%)

343 (91.2)

0 (0.0)

135 (73.0)

0 (0.0)

< 0.001a

Emergency surgery, n (%)

59/343 (17.2)

0 (0.0)

80/135 (59.2)

0 (0.0)

< 0.001a

Operation type

 

0 (0.0)

 

0 (0.0)

< 0.001a

 No resection

16/343 (4.7)

 

25/135 (18.5)

  

 Right-sided operation

191/343 (55.7)

 

59/135 (43.7)

  

 Left-sided operation

117/343 (34.1)

 

36/135 (26.7)

  

 Colectomy

19/343 (5.5)

 

14/135 (10.4)

  

 Laparotomy

0/343 (0.0)

 

1/135 (0.7)

  

Stoma

 

0 (0.0)

 

0 (0.0)

< 0.001a

 Yes, with resection

89/343 (25.9)

 

51/135 (37.8)

  

 Yes, without resection

14/343 (4.1)

 

28/135 (20.7)

  

 No

240/343 (70.0)

 

56/135 (41.4)

  

TNM stadium, n (%)

 

0 (0.0)

 

1 (0.5)

< 0.001a

 1

37 (9.8)

 

20 (10.8)

  

 2

155 (41.2)

 

45 (24.3)

  

 3

131 (34.8)

 

39 (21.6)

  

 4

53 (14.1)

 

79 (42.7)

  

 x

  

1 (0.6)

  
  1. Sums of percentages may differ from 100 due to rounding
  2. P values from tests of differences between included and not included individuals using aPearson’s χ2 test and bWelch’s independent samples t-test. Significant P values are given in bold
  3. ASA American Society of Anesthesiologists, BMI body mass index, HRQoL health-related quality of life, SD standard deviation, TNM tumour–node–metastasis