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Table 1 Study population characteristicsa, stratified on sex and subsequent cancer event

From: Healthcare utilisation in general practice and hospitals in the year preceding a diagnosis of cancer recurrence or second primary cancer: a population-based register study

 

Women, n (%)

Men, n (%)

Cancer recurrence

Second primary cancer

In remission

Cancer recurrence

Second primary cancer

In remission

Total population

5072

(100)

1811

(100)

34,415

(100)

2760

(100)

892

(100)

18,260

(100)

Age groupsb

 18–49 years

624

(12.3)

85

(4.7)

3545

(10.3)

179

(6.5)

10

(1.1)

945

(5.2)

 50–64 years

1556

(30.7)

461

(25.5)

10,085

(29.3)

728

(26.4)

144

(16.1)

4360

(23.9)

 65–79 years

2188

(43.1)

972

(53.7)

15,800

(45.9)

1509

(54.7)

569

(63.8)

10,390

(56.9)

 80+ years

704

(13.9)

293

(16.2)

4985

(14.5)

344

(12.5)

169

(18.9)

2565

(14.0)

Comorbidityc

 No

3045

(60.0)

1128

(62.3)

20,865

(60.6)

1292

(46.8)

509

(57.1)

9005

(49.3)

 Low

1103

(21.7)

466

(25.7)

7845

(22.8)

758

(27.5)

272

(30.5)

5150

(28.2)

 High

924

(18.2)

217

(12.0)

5705

(16.6)

710

(25.7)

111

(12.4)

4105

(22.5)

Primary cancer

 Bladder

103

(2.0)

19

(1.0)

610

(1.8)

281

(10.2)

72

(8.1)

1765

(9.7)

 Malignant melanoma

467

(9.2)

197

(10.9)

3320

(9.6)

637

(23.1)

309

(34.6)

4730

(25.9)

 Lung

400

(7.9)

64

(3.5)

2320

(6.7)

465

(16.8)

96

(10.8)

2805

(15.4)

 Colorectal

1001

(19.7)

286

(15.8)

6435

(18.7)

1377

(49.9)

415

(46.5)

8960

(49.1)

 Ovarian/endometrial

815

(16.1)

237

(13.1)

5260

(15.3)

      

 Breast

2286

(45.1)

1008

(55.7)

16,470

(47.9)

      

Educational leveld

 Short

2166

(42.7)

799

(44.1)

13,855

(40.3)

980

(35.5)

308

(34.5)

5966

(32.7)

 Medium

1961

(38.7)

704

(38.9)

13,603

(39.5)

1390

(50.4)

453

(50.8)

9472

(51.9)

 Long

945

(18.6)

308

(17.0)

6957

(20.2)

390

(14.1)

131

(14.7)

2822

(15.5)

Marital statusd

 Cohabitating

2773

(54.7)

1007

(55.6)

19,147

(55.6)

1931

(70.0)

646

(72.4)

12,864

(70.4)

 Living alone

2299

(45.3)

804

(44.4)

15,268

(44.4)

829

(30.0)

246

(27.6)

5396

(29.6)

Months since primary cancere, median (IQRf)

16

(7;34)

 

32

(16;53)

 

20

(9;40)

 

11

(6;24)

 

26

(13;45)

 

14

(7;30)

 
  1. aAll patients diagnosed with a primary cancer between 2008 and 2016 and followed until 31 December 2016. Patients with cancer recurrence and second primary cancer were matched 1:5 with patients in complete cancer remission
  2. bAge at the time of cancer recurrence and second primary cancer, i.e. the index date
  3. cCharlson Comorbidity Index score calculated on the first day of analysis, devided into 0 (none), 1–2 (low), 3+ (high)
  4. dEducational level and marital status defined at the time of cancer recurrence and second primary cancer, i.e. the index date
  5. eTime from final primary cancer treatment to a diagnosis of cancer recurrence or second primary cancer and the corresponding event date assigned to patients in remission, reported as median and interquartile range
  6. fIQR: Interquartile range