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Table 3 Factors associated with changes in breast and cervical cancer screening attendance rates by population size

From: Effect size and cost-effectiveness estimates of breast and cervical cancer screening reminders by population size through complete enumeration of Japanese local municipalities

 

Total

 

Population size

 
 

Fewer than 50 000

 

Between 50 000 and 100 000

 

More than 100 000

 

Adjusted difference

95% CI

 

Adjusted difference

95% CI

 

Adjusted difference

95% CI

 

Adjusted difference

95% CI

 

Breast cancer screening

             
 

Reminders

Group 1 (2007 no–2008 no)

-

-

 

-

-

 

-

-

 

-

-

 
  

Group 2 (2007 yes–2008 no)

-0.60

(-0.46, 0.26)

 

-0.42

(-1.62, 0.77)

 

-0.43

(-2.20, 1.34)

 

-0.92

(-2.11, 0.28)

 
  

Group 3 (2007 no–2008 yes)

1.24

(0.32, 2.16)

**

1.50

(0.28, 2.72)

*

2.76

(0.41, 5.11)

*

-0.25

(-1.65, 1.14)

 
  

Group 4 (2007 yes–2008 yes)

1.13

(0.49, 1.77)

**

1.31

(0.43, 2.18)

**

0.72

(-0.64, 2.07)

 

0.84

(-0.10, 1.78)

 
 

2007 Attendance rates

 

-0.35

(-0.39, -0.31)

**

-0.38

(-0.43, -0.33)

**

-0.30

(-0.40, -0.20)

**

-0.20

(-0.29, -0.12)

**

 

Number of public health nurses

Group 1 (≤16.0/100 000)

-

  

-

  

-

  

-

  
 

Group 2 (16.1–26.1/100 000)

0.70

(-0.07, 1.48)

 

0.68

(-0.76, 2.13)

 

0.20

(-1.11, 1.51)

 

-0.92

(-1.17, 0.99)

 
  

Group 3 (26.2–43.3/100 000)

1.01

(0.14, 1.89)

*

0.94

(-0.53, 2.41)

 

0.62

(-1.21, 2.46)

 

-0.88

(-2.80, 2.63)

 
  

Group 4 (≥43.4/100 000)

2.02

(0.99, 3.05)

**

1.94

(0.38, 3.51)

*

1.98

(-6.83, 10.79)

 

-

  
 

Financial strength index

Group 1 (≤0.28)

-

  

-

  

-

  

-

  
 

Group 2 (0.29–0.48)

0.62

(-0.27, 1.51)

 

0.59

(-0.42, 1.60)

 

0.11

(-8.58, 8.81)

 

-

  
  

Group 3 (0.49–0.73)

1.21

(0.23, 2.19)

*

1.10

(-0.08, 2.29)

 

1.69

(-7.07, 10.44)

 

-1.10

(-2.76, 0.56)

 
  

Group 4 (≥0.74)

1.62

(0.60, 2.63)

**

2.20

(0.92, 3.49)

**

1.45

(-7.32, 10.22)

 

-0.97

(-2.60, 0.65)

 

Cervical cancer screening

             
 

Reminders

Group 1 (2007 no–2008 no)

-

  

-

  

-

  

-

  
  

Group 2 (2007 yes–2008 no)

-0.15

(-0.73,0.43)

 

-0.03

(-0.84, 0.78)

 

-0.25

(-1.30, 0.80)

 

-0.41

(-1.34, 0.51)

 
  

Group 3 (2007 no–2008 yes)

0.95

(0.32, 1.57)

**

1.01

(0.18, 1.84)

*

2.25

(0.89, 3.61)

**

-0.37

(-1.44, 0.70)

 
  

Group 4 (2007 yes–2008 yes)

0.49

(0.06, 0.93)

*

0.54

(-0.06, 1.14)

 

0.64

(-0.13, 1.42)

 

0.20

(-0.54, 0.94)

 
 

2007 Attendance rates

 

-0.11

(-0.13, -0.09)

**

-0.11

(-0.14, -0.08)

**

-0.10

(-0.15, -0.05)

**

-0.13

(-0.18, -0.08)

**

 

Number of public health nurses

Group 1 (≤16.0/100 000)

-

  

-

  

-

  

-

  
 

Group 2 (16.1–26.1/100 000)

0.10

(-0.41, 0.62)

 

0.26

(-0.73, 1.24)

 

0.04

(-0.73, 0.81)

 

-0.76

(-1.60, 0.07)

 
  

Group 3 (26.2–43.3/100 000)

0.84

(0.26, 1.42)

**

1.05

(0.06, 2.05)

*

0.00

(-1.07, 1.08)

 

-0.26

(-2.36, 1.84)

 
  

Group 4 (≥43.4/100 000)

1.40

(0.71, 2.09)

**

1.58

(0.52, 2.64)

**

0.30

(-4.86, 5.47)

 

-

  
 

Financial strength index

Group 1 (≤0.28)

-

  

-

  

-

  

-

  
 

Group 2 (0.29–0.48)

0.69

(0.09, 1.29)

*

0.61

(-0.08, 1.30)

 

-0.01

(-5.13, 5.10)

 

-

  
  

Group 3 (0.49–0.73)

1.38

(0.71, 2.04)

**

1.38

(0.57, 2.18)

**

0.06

(-5.09, 5.20)

 

-0.29

(-1.57, 0.99)

 
  

Group 4 (≥0.74)

2.19

(1.50, 2.88)

**

2.67

(1.80, 3.54)

**

0.72

(-4.43, 5.87)

 

-0.10

(-1.35, 1.15)

 
  1. *p < 0.05, **p < 0.01 (two-sided).