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Table 6 Standardized Incidence Ratios for 10 leading causes of cancer by year in trial.

From: Impact on mortality and cancer incidence rates of using random invitation from population registers for recruitment to trials

Year of Study

Year 1

Year 2

Year 3

Year 4

Year 5

Overall

Women years

198967

158235

107587

50362

8296

523447

Cancers Overall (excl. C56, C57.0, C44)

84.6%

90.8%

88.5%

91.7%

91.4%

88.1%

Lung Cancer

45.0%

61.5%

65.9%

64.1%

27.1%

56.2%

Breast Cancer

100.0%

106.1%

90.5%

99.9%

95.3%

99.8%

Colorectal Cancer

87.2%

96.7%

84.5%

98.4%

112.0%

91.1%

Pancreatic Cancer

57.4%

65.4%

88.4%

83.5%

0.0%

68.1%

Oesophagus Cancer

73.8%

61.6%

99.8%

37.1%

68.8%

71.6%

Stomach Cancer

78.5%

102.6%

72.2%

70.2%

152.7%

85.0%

N-H Lymphoma

91.5%

92.7%

137.8%

102.7%

131.1%

103.6%

Leukaemia

44.6%

75.5%

101.0%

138.1%

140.0%

77.7%

Uterus Cancer

96.3%

92.7%

94.1%

58.7%

109.2%

91.1%

Bladder Cancer

59.0%

90.9%

103.2%

82.6%

0.0%

79.5%

  1. Ovarian (C56)/tubal cancer (C57.0) and other malignant neoplasm of skin (C44) have been excluded. Average time in trial at censoring (1st June 2006) = 2.58 yrs/woman. Italicised values have 95% confidence intervals not containing 100.