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Summary Statistics for Hemoglobin Levels (mg dL−1)
| Hemoglobin (mg dL−1) | Range | Mean (Weighted) | SD |
| Men (years) | |||
| Ages 57–65 | 8.89–18.5 | 13.8 | 1.76 |
| Ages 66–75 | 7.65–18.7 | 13.2 | 1.92 |
| Ages 76+ | 7.56–17.0 | 12.6 | 1.72 |
| Women (years) | |||
| Ages 57–65 | 7.89–18.3 | 12.6 | 1.63 |
| Ages 66–75 | 4.50–18.4 | 12.3 | 1.81 |
| Ages 76+ | 6.58–16.4 | 12.0 | 1.66 |
