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Table 1 Estimated number of excess cases of prostate cancer diagnosed between 1987 and 1995

From: Empirical estimates of prostate cancer overdiagnosis by age and prostate-specific antigen

Age category

Observed

Predicted

Excess cases

95% confidence interval

Cumulative proportion

45 to 49 years

10,232

4,277

5,955

5,803 to 6,106

1.3%

50 to 54 years

37,389

17,633

19,756

19,480 to 20,031

5.7%

55 to 59 years

88,783

47,407

41,376

40,977 to 41,774

15.0%

60 to 64 years

188,018

111,004

77,014

76,471 to 77,558

32.1%

65 to 69 years

311,865

195,602

116,263

115,596 to 116,930

58.1%

70 to 74 years

351,991

238,803

113,188

112,530 to 113,846

83.3%

75 to 79 years

277,274

218,476

58,798

58,324 to 59,273

96.5%

80 to 85+ years

261,895

246,002

15,893

15,646 to 16,140

100%