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

Table 2. Haemoglobin results in cases and controls, by sex.

  Men
Women
Haemoglobin band (g dl−1) Number (%) in cases Number (%) in controls Positive likelihood ratio (CI) Number (%) in cases Number (%) in controls Positive likelihood ratio (CI)
<9.0 178 (5.2) 47 (0.2) 27 (19, 36) 221 (7.3) 36 (0.2) 43 (30, 61)
9.0–9.9 118 (3.5) 49 (0.2) 17 (12, 23) 146 (4.8) 85 (0.4) 12 (9.2, 16)
10.0–10.9 129 (3.8) 131 (0.6) 6.9 (5.4, 8.8) 226 (7.5) 225 (1.1) 7.0 (5.9, 8.4)
11.0–11.9 171 (5.0) 293 (1.2) 4.1 (3.4, 4.9) 238 (7.9) 616 (2.9) 2.7 (2.3, 3.1)
12.0–12.9 203 (5.9) 572 (2.4) 2.5 (2.1, 2.9) 289 (9.6) 1337 (6.3) 1.5 (1.3, 1.7)
>12.9 805 (23.5) 4131 (17.3) 1.4 (1.3, 1.5) 459 (15.2) 2992 (14.2) 1.1 (0.98, 1.2)
Unmeasured 1817 (53.1) 18 705 (78.2)   1442 (47.7) 15 847 (75.0)  
Total 3421 23 928   3021 21 138