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. 2008 Jan 22;98(2):323–327. doi: 10.1038/sj.bjc.6604165

Table 1. Age and sex of cases and controls, in the whole cohort and in those with a haemoglobin estimation.

  In whole cohort
With a haemoglobin estimation
  Number of cases
Number of controls
Number of cases Number of controls
Age Total (%) Men (%) Total (%) Men (%) Total (%) Total (%)
30–59 1179 (18) 648 (55) 8254 (18) 4537 (55) 489 (41) 1158 (14)
60–69 1600 (25) 922 (58) 11 204 (25) 6460 (58) 748 (47) 2215 (20)
70–79 2127 (33) 1180 (55) 14 901 (33) 8272 (56) 1085 (51) 3823 (26)
80+ 1536 (24) 671 (44) 10 707 (24) 4659 (44) 861 (56) 3318 (31)
Total 6442 (100) 3421 (53) 45 066 (100) 23 928 (53) 3183 (49) 10 514 (23)