Table 1.
Characteristics of 1939 Blood Donors
| Factor | Mean | SE |
| Age (yr) | 37.4 | 0.26 |
| Weight (kg) | 79 | 0.3 |
| Height (cm) | 169.96 | 0.19 |
| BMI (kg/cm2) | 27.35 | 0.09 |
| ALT (U/L) | 19.87 | 0.27 |
Abbreviations: SE: Standard error of the mean.
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