Table 1.
Components of the oxidative balance score.
| OBS components | Property | Males | Females | ||||
|---|---|---|---|---|---|---|---|
| 0 | 1 | 2 | 0 | 1 | 2 | ||
| Dietary OBS components | |||||||
| Dietary fiber (g/d) | A | <12.40 | 12.40–20.70 | ≥20.70 | <10.50 | 10.50–17.30 | ≥17.30 |
| Carotene (RE/d) | A | <69.12 | 69.12–238.56 | ≥238.56 | <69.29 | 69.29–299.20 | ≥299.20 |
| Riboflavin (mg/d) | A | <1.66 | 1.66–2.52 | ≥2.52 | <1.33 | 1.33–1.99 | ≥1.99 |
| Niacin (mg/d) | A | <22.19 | 22.19–33.18 | ≥33.18 | <16.07 | 16.07–23.81 | ≥23.81 |
| Vitamin B6 (mg/d) | A | <1.67 | 1.67–2.58 | ≥2.58 | <1.22 | 1.22–1.94 | ≥1.94 |
| Total folate (mcg/d) | A | <306.00 | 306.00–487.00 | ≥487.00 | <240.00 | 240.00–376.92 | ≥376.92 |
| Vitamin B12 (mcg/d) | A | <3.15 | 3.15–6.60 | ≥6.60 | <2.19 | 2.19–4.59 | ≥4.59 |
| Vitamin C (mg/d) | A | <28.70 | 28.70–91.68 | ≥91.68 | <28.40 | 28.40–82.88 | ≥82.88 |
| Vitamin E (ATE; mg/d) | A | <6.19 | 6.19–10.50 | ≥10.50 | <5.42 | 5.42–9.14 | ≥9.14 |
| Calcium (mg/d) | A | <689.00 | 689.00–1144.79 | ≥1144.79 | <594.00 | 594.00–947.00 | ≥947.00 |
| Magnesium (mg/d) | A | <257.00 | 257.00–372.00 | ≥372.00 | <210.00 | 210.00–301.00 | ≥301.00 |
| Zinc (mg/d) | A | <9.11 | 9.11–13.99 | ≥13.99 | <6.72 | 6.72–10.30 | ≥10.30 |
| Copper (mg/d) | A | <0.98 | 0.98–1.43 | ≥1.43 | <0.83 | 0.83–1.23 | ≥1.23 |
| Selenium (mcg/d) | A | <100.10 | 100.10–146.70 | ≥146.70 | <73.20 | 73.20–109.30 | ≥109.30 |
| Total fat (g/d) | P | ≥103.46 | 68.62–103.46 | <68.62 | ≥83.11 | 54.60–83.11 | <54.60 |
| Iron (mg/d) | P | ≥17.30 | 11.54–17.30 | <11.54 | ≥13.40 | 8.82–13.40 | <8.82 |
| Lifestyle OBS components | |||||||
| Physical-activity (MET-minute/week) | A | <1680.00 | 1680.00–5760.00 | ≥5760.00 | <1020.00 | 1020.00–3298.42 | ≥3298.42 |
| Alcohol consumption (g/d) | P | ≥3.00 | 2.00–3.00 | <2.00 | ≥2.00 | 1.00–2.00 | <1.00 |
| Body mass index (kg/m2) | P | ≥30.10 | 25.70–30.10 | <25.70 | ≥31.50 | 25.00–31.50 | <25.00 |
| Cotinine (ng/mL) | P | ≥4.17 | 0.02–4.17 | <0.02 | ≥0.11 | 0.01–0.11 | <0.01 |
OBS, oxidative balance score; A, antioxidant; P, pro-oxidant; RE, retinal equivalent; ATE, alpha-tocopherol equivalents; MET, metabolic equivalent.