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Table 1 Descriptive table. Comparison of all colorectal cancer (CRC) patients alive 30 days after the operation stratified by pre-existing psychiatric history. Similarly with restriction to elective patients only

From: Colon cancer patients with a serious psychiatric disorder present with a more advanced cancer stage and receive less adjuvant chemotherapy - A Nationwide Danish Cohort Study

 

All CRC patients (cohort 1, N = 25,194) a

Elective CRC patients only (N = 19,532 (after exclusion of missing) b

Acute CRC patients only (N = 2456) (after exclusion of missing)b

 

Psychiatric disorder c cases

(N = 422)

Referents without psychiatric disorders c

(N = 24,772)

p-value, d

Psychiatric disorder c cases (N = 283)

Referents without psychiatric disorders c (N = 19,249)

p-value, d

Psychiatric disorder c cases

(N = 62)

Referents without psychiatric disorders c (N = 2394)

p-value, d

 

N

%

N

%

 

N

%

N

%

 

N

%

N

%

 

Cancer stage

 Low, UICC stage (I, II)

163

38.63

11,058

44.64

 

148

52.30

10,276

53.38

 

12

19.35

667

27.86

 

 Advanced stage (III,IV)

227

53.79

12,199

49.25

0.038

122

43.11

8261

42.92

0.72

48

77.42

1626

67.92

0.283

 Missing information

32

7.58

1515

6.12

 

13

4.59

712

3.70

 

<=3 g

2.93

101

4.22

 
 

Mean

SD e

Mean

SD e

 

Mean

SD e

Mean

SD e

 

Mean

SD e

Mean

SD e

 

Age (years)

68.08

12.33

70.42

11.31

0.001

66.69

11.55

69.87

11.08

0.001

69.82

13.71

71.31

12.11

0.171

Gender

 Men

171

40.52

13,226

53.55

 

119

42.05

10,366

53.85

 

19

30.65

1166

48.71

 

 Women

251

59.48

11,506

46.45

0.001

164

57.95

8883

46.15

0.001

43

69.35

1228

51.29

0.005

Socio-economic position, n (%) f

 Quartile 1

119

28.20

5857

23.64

 

74

26.15

4524

23.50

 

23

37.10

632

26.40

 

 Quartile 2

130

30.81

5847

23.60

 

90

31.80

4619

24.00

 

19

30.65

592

24.73

 

 Quartile 3

96

22.75

5882

23.74

 

71

25.09

4769

24.78

 

14

22.58

548

22.89

 

 Quartile 4

46

10.90

5930

23.94

0.001

39

13.78

4935

25.64

0.001

4

6.45

493

20.59

0.041

 Missing information

31

7.35

1256

5.07

 

9

3.18

402

2.09

 

 

Education

 Primary education/elementary school

180

42.65

9549

38.55

 

116

40.99

7540

39.17

 

31

50.00

995

41.56

 

 Short education /professional training

141

33.41

9689

39.11

 

101

35.69

7847

40.77

 

22

35.48

887

37.05

 

 Middle long education or university

66

15.64

3695

14.92

0.12

54

19.08

3018

15.68

0.25

6

9.68

326

13.62

0.486

 Missing information

35

8.29

1839

7.42

 

12

4.24

844

4.38

 

3

4.84

186

7.77

 

Charlson co-morbidity index score at date of the cancer operation, number (%)

 0

245

58.06

16,912

68.27

 

168

59.36

13,326

69.23

 

34

54.84

1646

68.76

 

 1

82

19.43

3537

14.28

 

54

19.08

2740

14.23

 

12

19.35

321

13.41

 

  > 1

95

22.51

4323

17.45

0.001

61

21.55

3183

16.54

0.002

16

25.81

427

17.84

0.067

  1. aAll CRC patients (cohort 1) with an operation in Denmark 2007–2013 according to The Danish Colorectal Cancer Group database, who were alive at least 30 days after operation, by pre-existing psychiatric history
  2. bElective (n = 19,532) and acute (n = 2456) operated CRC patients. Both populations split by a pre-existing psychiatric history. Missing information regarding acute or elective priority or urgency of the operation (n = 3206, 12.73% of total CRC)
  3. cPsychiatric disorder cases = having had a history of hospital admission for at least one psychiatric diagnosis as the primary diagnosis according to ICD-10-criteria: DF20–29: primary psychotic disorders, and DF30–39: affective disorders in the time period from 10 years to 120 days prior to the colorectal cancer operation
  4. dPearson Chi-square test or t-test, p-value
  5. eSD = standard deviation,
  6. fThe socio-economic position was defined by level of yearly income according to the definition used by Statistics Denmark, quartiles (for the main analyses below DKK 143,927, DKK from 143,927–178,573, DKK from 178,573-247,677.4, and above DKK 247,677.4)
  7. gAnonymised number (number = 1 or 2) according to the Danish data protection recommendation, (percentage)