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Table 1 Baseline characteristic of the patients with urothelial cancer of the bladder

From: Incidence trends and survival prediction of urothelial cancer of the bladder: a population-based study

Factors

Training cohort (n = 8058)

%

Validation cohort (n = 3454)

%

Total (n = 11512)

%

P

Age1

70.20 ± 11.61

70.68 ± 11.92

70.35 ± 11.71

0.04

Sex

      

0.07

 Male

6322

78.46

2658

76.95

8980

78.01

 

 Female

1736

21.54

796

23.05

2532

21.99

 

Grade

      

0.99

 Well

309

3.83

134

3.88

443

3.85

 

 Moderately

1059

13.14

455

13.17

1514

13.15

 

 Poorly

1735

21.53

738

21.37

2473

21.48

 

 Undifferentiated

4955

61.49

2127

61.58

7082

61.52

 

Ethnic group

      

0.97

 White

7171

88.99

3069

88.85

10240

88.95

 

 Black

458

5.68

198

5.73

656

5.70

 

 Other

429

5.32

187

5.41

616

5.35

 

Marital status

      

0.06

 Married

5098

63.27

2111

61.12

7209

62.62

 

 Single

1025

12.72

446

12.91

1471

12.78

 

 SDW

1935

24.01

897

25.97

2832

24.60

 

Insurance

      

0.41

 Yes

7789

96.66

3349

96.96

11138

96.75

 

 No

269

3.34

105

3.04

374

3.25

 

Location

      

0.19

 Urachus/dome

303

3.76

140

4.05

443

3.85

 

 Trigone, neck, ureteric orifice

951

11.80

365

10.57

1316

11.43

 

 Wall

2920

36.24

1294

37.46

4214

36.61

 

 NOS/overlap

3884

48.20

1655

47.92

5539

48.12

 

Stage

      

0.82

 Localized

6782

84.16

2906

84.13

9688

84.16

 

 Regional

953

11.83

417

12.07

1370

11.90

 

 Distant

323

4.01

131

3.79

454

3.94

 

AJCC

      

0.41

 I

5214

64.71

2247

65.06

7461

64.81

 

 II

1627

20.19

685

19.83

2312

20.08

 

 III

499

6.19

236

6.83

735

6.38

 

 IV

718

8.91

286

8.28

1004

8.72

 

Size

      

0.26

 1-20 mm

1647

20.44

746

21.60

2393

20.79

 

 21-49 mm

3650

45.30

1516

43.89

5166

44.87

 

 ≥ 50 mm

2761

34.26

1192

34.51

3953

34.34

 

Regional lymph nodes removed

      

0.22

 Yes

1574

19.53

641

18.56

2215

19.24

 

 No

6484

80.47

2813

81.44

9297

80.76

 

Chemotherapy

      

0.45

 Yes

2652

32.91

1162

33.64

3814

33.13

 

 No

5406

67.09

2292

66.36

7698

66.87

 

Radiation

      

0.42

 Yes

493

6.12

225

6.51

718

6.24

 

 No

7565

93.88

3229

93.49

10794

93.76

 
  1. SDW separated or divorced or widowed, AJCC American Joint Committee on Cancer
  2. 1The age was showed as mean ± standard deviation