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Table 3 Distribution frequency of normal/CIN1, CIN2, and CIN3 + lesions by method of biopsy, grouped by 12 o’clock cervical location

From: Distribution of cervical intraepithelial neoplasia on the cervix in Chinese women: pooled analysis of 19 population based screening studies

O’clock location

Diagnosis

 
 

Normal/CIN1

CIN2

CIN3+

Total

ORCIN2+

95 % CI

ORCIN3+

95 % CI

 

n

n/Nr(%)

n

n/Nr(%)

n

n/Nr(%)

Nr

Nr/N(%)

      

Directed biopsy

1

728

91.8

35

4.4

30

3.8

793

13.1

0.775

0.547

1.098

0.624

0.387

1.006

2

391

86.3

26

5.7

36

7.9

453

7.5

1.376

0.961

1.971

1.394

0.880

2.209

3

168

91.3

6

3.3

10

5.4

184

3.0

0.827

0.470

1.456

0.901

0.444

1.831

4

486

83.6

49

8.4

95

7.9

581

9.6

2.572

1.900

3.481

2.959

2.026

4.323

5

436

88.4

26

5.2

31

6.3

493

8.1

1.135

0.788

1.635

1.076

0.668

1.735

6

319

90.9

15

4.2

17

4.8

351

5.8

0.871

0.564

1.345

0.807

0.045

1.437

7

442

83.7

37

7.0

49

9.3

528

8.7

1.689

1.211

2.355

1.678

1.095

2.572

8

553

88.5

41

6.6

31

5.0

625

10.3

1.130

0.802

1.592

0.849

0.528

1.365

9

138

87.9

7

4.5

12

7.6

157

2.6

1.195

0.699

2.042

1.317

0.677

2.562

10

651

89.7

32

4.4

43

5.9

726

12.0

1

/

/

1

/

/

11

672

92.1

31

4.2

27

3.7

730

12.0

0.749

0.523

1.073

0.608

0.372

0.996

12

405

91.6

16

3.6

21

4.8

442

7.3

0.793

0.525

1.198

0.785

0.459

1.342

Total

5389

88.9

321

5.3

353

5.8

6063

100.0

      

Random biopsy

1

276

96.8

6

2.1

3

1.1

285

0.8

1.829

0.923

3.623

1.508

0.470

4.841

2

8321

98.3

80

0.9

67

0.8

8468

24.0

0.991

0.786

1.248

1.117

0.786

1.588

3

46

95.8

0

0.0

2

4.2

48

0.1

2.438

0.586

10.139

6.033

1.431

25.431

4

8646

98.1

94

1.1

74

0.8

8814

25.0

1.090

0.871

1.363

1.188

0.843

1.674

5

117

92.1

6

4.7

4

3.2

127

0.4

4.793

2.462

9.330

4.744

1.695

13.277

6

73

93.6

4

5.1

1

1.3

78

0.2

3.841

1.530

9.644

1.901

0.260

13.904

7

134

93.1

5

3.5

5

3.5

144

0.4

4.185

2.156

8.121

5.178

2.046

13.106

8

8488

97.9

108

1.2

70

0.8

8666

24.5

1.176

0.943

1.467

1.144

0.808

1.620

9

46

93.9

3

6.1

0

0.0

49

0.1

3.657

1.125

11.893

0

0

0

10

8187

98.2

87

1.0

59

0.7

8333

23.6

1

/

/

1

/

/

11

208

96.7

4

1.9

3

1.4

215

0.6

1.887

0.873

4.079

2.001

0.622

6.436

12

91

93.8

3

3.1

3

3.1

97

0.3

3.697

1.593

8.583

4.575

1.408

14.861

Total

34633

98.0

400

1.1

291

0.8

35324

100.0

      
  1. CIN cervical intraepithelial neoplasia; OR odds ratios; CI confidence intervals