Table 1 Proportion of patients with breast conserving surgery who underwent radiotherapy and those who refused radiotherapy diagnosed between 2010 and 2015

12,247

14.40

261

12.10

 < 0.001

13,254

15.60

283

13.20

13,577

16.00

359

16.70

14,048

16.50

321

14.90

15,284

18.00

391

18.20

16,538

19.50

537

25.00

17,165

20.20

211

9.80

 < 0.001

67,783

79.80

1941

90.20

40,684

47.90

1328

61.70

 < 0.001

44,264

52.10

824

38.30

52,983

62.40

974

45.30

 < 0.001

12,068

14.20

291

13.50

19,897

23.40

887

41.20

69,215

81.50

1860

86.40

 < 0.001

7855

9.20

170

7.90

7878

9.30

122

5.70

62,435

73.50

1660

77.10

 < 0.001

22,513

26.50

492

22.90

54,636

64.30

1479

68.70

 < 0.001

27,056

31.90

605

28.10

3256

3.80

68

3.20

63,396

74.60

1611

74.90

 < 0.001

19,922

23.50

491

22.80

1335

1.60

29

1.30

295

0.30

21

1.00

67,975

80.00

1870

86.90

 < 0.001

14,419

17.00

238

11.10

1893

2.20

29

1.30

661

0.80

15

0.70

11,098

13.10

208

9.70

 < 0.001

73,850

86.90

1944

90.30

18,823

22.20

396

18.40

 < 0.001

66,125

77.80

1756

81.60

75,448

88.80

1955

90.80

0.003

9500

11.20

197

9.20

7048

8.30

148

6.90

 < 0.001

67,543

79.50

1809

84.10

2452

2.90

49

2.30

7905

9.30

146

6.80

55,663

65.50

1964

91.30

 < 0.001

29,285

34.50

188

8.70