World J Oncol

World Journal of Oncology, ISSN 1920-4531 print, 1920-454X online, Open Access

Article copyright, the authors; Journal compilation copyright, World J Oncol and Elmer Press Inc

Journal website https://www.wjon.org

Original Article

Volume 15, Number 5, October 2024, pages 784-791

Assessment of Five-Year Relative Survival of Patients With Endometrial Cancer: A Period Analysis

Figure 2. Trend of 5-year relative survival stratified by region for endometrial cancer patients from Taizhou, eastern China during 2004 - 2008, 2009 - 2013, 2014 - 2018 and 2019 - 2023.

Figure 3. Trend of 5-year relative survival stratified by age at diagnosis for endometrial cancer patients from Taizhou, eastern China during 2004 - 2008, 2009 - 2013, 2014 - 2018 and 2019 - 2023.

Table 1. Illustration of Data Used to Calculate the 5-Year Relative Survival Estimates for Patients Diagnosed in 2004 - 2008, 2009 - 2013, and 2014 - 2018 Periods by Period Analysis

Diagnosis

Follow-up year

2004

2005

2006

2007

2008

2009

2010

2011

2012

2013

2014

2015

2016

2017

2018

The numbers within the cells indicate the years of follow-up since diagnosis.

2001

3/4

4/5

2002

2/3

3/4

4/5

2003

1/2

2/3

3/4

4/5

2004

1/2

2/3

3/4

4/5

2005

1/2

2/3

3/4

4/5

2006

1/2

2/3

3/4

4/5

2007

1/2

2/3

3/4

4/5

2008

1/2

2/3

3/4

4/5

2009

1/2

2/3

3/4

4/5

2010

1/2

2/3

3/4

4/5

2011

1/2

2/3

3/4

4/5

2012

1/2

2/3

3/4

4/5

2013

1/2

2/3

3/4

4/5

2014

1/2

2/3

3/4

4/5

2015

1/2

2/3

3/4

2016

1/2

2/3

2017

1/2

2018

**Table 2.** Basic Characteristics of Endometrial Cancer Patients Diagnosed During 2004 - 2018 From Taizhou, Eastern China
Characteristics	Number of cases (%)	Diagnosed interval
Total	945 (100)	67 (100)	389 (100)	489 (100)
Region
Urban area	224 (23.7)	27 (40.3)	65 (16.7)	132 (27.0)
Rural area	721 (76.3)	40 (59.7)	324 (83.3)	357 (73.0)
Average age (years)	65.2	63.1	66.9	65.7
Age at diagnosis (years)
< 55	191 (20.2)	7 (10.4)	87 (22.4)	97 (19.8)
55 - 64	212 (22.4)	12 (17.9)	97 (24.9)	103 (21.1)
65 - 74	311 (32.9)	28 (41.8)	126 (32.4)	157 (32.1)
> 74	231 (24.5)	20 (29.9)	79 (20.3)	132 (27.0)

Table 2. Basic Characteristics of Endometrial Cancer Patients Diagnosed During 2004 - 2018 From Taizhou, Eastern China

Characteristics

Number of cases (%)

Diagnosed interval

2004 - 2008 (%)

2009 - 2013 (%)

2014 - 2018 (%)

Total

945 (100)

67 (100)

389 (100)

489 (100)

Region

Urban area

224 (23.7)

27 (40.3)

65 (16.7)

132 (27.0)

Rural area

721 (76.3)

40 (59.7)

324 (83.3)

357 (73.0)

Average age (years)

65.2

63.1

66.9

65.7

Age at diagnosis (years)

< 55

191 (20.2)

7 (10.4)

87 (22.4)

97 (19.8)

55 - 64

212 (22.4)

12 (17.9)

97 (24.9)

103 (21.1)

65 - 74

311 (32.9)

28 (41.8)

126 (32.4)

157 (32.1)

> 74

231 (24.5)

20 (29.9)

79 (20.3)

132 (27.0)

**Table 3.** Five-Year Relative Survival of Endometrial Cancer Patients During 2014 - 2018 From Taizhou, Eastern China
	Estimated value (%)	Standard error
Total	86.4	0.7
Region
Urban area	91.3	1.6
Rural area	85.3	1.3
Age at diagnosis (years)
< 55	89.3	1.6
55 - 64	87.8	1.8
65 - 74	84.9	1.9
> 74	80.5	2.5

Table 3. Five-Year Relative Survival of Endometrial Cancer Patients During 2014 - 2018 From Taizhou, Eastern China

Estimated value (%)

Standard error

Total

86.4

0.7

Region

Urban area

91.3

1.6

Rural area

85.3

1.3

Age at diagnosis (years)

< 55

89.3

1.6

55 - 64

87.8

1.8

65 - 74

84.9

1.9

> 74

80.5

2.5

**Table 4.** Predicted 5-Year Relative Survival for the Upcoming Period 2019 - 2023 for Endometrial Cancer Patients From Taizhou, Eastern China
	Estimated value (%)
Total	88.4
Region
Urban area	92.5
Rural area	87.3
Age at diagnosis (years)
< 55	89.9
55 - 64	88.1
65 - 74	86.2
> 74	83.1

Table 4. Predicted 5-Year Relative Survival for the Upcoming Period 2019 - 2023 for Endometrial Cancer Patients From Taizhou, Eastern China

Estimated value (%)

Total

88.4

Region

Urban area

92.5

Rural area

87.3

Age at diagnosis (years)

< 55

89.9

55 - 64

88.1

65 - 74

86.2

> 74

83.1