Table 3. Risk of photoaging according to lipid intakes.
| Fat intake | Quartile 1 | Quartile 2 | Quartile 3 | Quartile 4 | P-value* |
| Women (n = 1204) | |||||
| Monounsaturated fat (% TEI) | <13.9 | [13.9–15.3[ | [15.3–16.7[ | ≥16.7 | |
| AOR [95% CI]† | 1.00 (ref) | 0.93 (0.70–1.23) | 0.86 (0.65–1.15) | 0.88 (0.65–1.19) | 0.37 |
| Monounsaturated fat from | |||||
| Dairy (%TEI) | <3.5 | [3.5–4.3[ | [4.3–5.2[ | ≥5.2 | 0.12 |
| AOR [95% CI]‡ | 1.00 (ref) | 1.10 (0.84–1.44) | 1.13 (0.84–1.51) | 1.27 (0.95–1.70) | |
| Meat (%TEI) | <0.7 | [0.7–1.0[ | [1.0–1.5[ | ≥1.5 | 0.17 |
| AOR [95% CI]‡ | 1.00 (ref) | 1.00 (0.77–1.31) | 0.88 (0.67–1.16) | 0.84 (0.63–1.12) | |
| Processed meats (%TEI) | <0.6 | [0.6–1.1[ | [1.1–1.8[ | ≥1.8 | 0.62 |
| AOR [95% CI]‡ | 1.00 (ref) | 0.98 (0.74–1.29) | 0.85 (0.65–1.13) | 0.95 (0.71–1.26) | |
| Vegetable oils (% TEI) | <2.7 | [2.7–3.7[ | [3.7–4.9[ | ≥4.9 | 0.009 |
| AOR [95% CI]‡ | 1.00 (ref) | 0.99 (0.75–1.32) | 0.92 (0.67–1.25) | 0.63 (0.44–0.90) | |
| Olive oil (g/day) | <3.8 | [3.8–5.8[ | [5.8–8.4[ | ≥8.4 | |
| AOR [95% CI]† | 1.00 (ref) | 0.87 (0.66–1.15) | 0.89 (0.65–1.20) | 0.69 (0.50–0.95) | 0.03 |
| Peanut oil (g/day) | <1.0 | [1.0–1.7[ | [1.7–2.7[ | ≥2.7 | |
| AOR [95% CI]† | 1.00 (ref) | 1.02 (0.77–1.34) | 0.91 (0.67–1.24) | 0.94 (0.69–1.27) | 0.59 |
| Sunflower oil (g/day) | <3.2 | [3.2–4.9[ | [4.9–7.3[ | ≥7.3 | |
| AOR [95% CI]† | 1.00 (ref) | 1.19 (0.90–1.57) | 1.12 (0.82–1.52) | 1.13 (0.79–1.61) | 0.67 |
| Men (n = 1566) | |||||
| Monounsaturated fat (% TEI) | <13.2 | [13.2–14.6[ | [14.6–16.0[ | ≥16.0 | |
| AOR [95% CI]† | 1.00 (ref) | 0.89 (0.69–1.16) | 0.76 (0.58–0.99) | 0.76 (0.57–1.00) | 0.03 |
| Monounsaturated fat from | |||||
| Dairy (%TEI) | <3.2 | [3.2–4.0[ | [4.0–4.8[ | ≥4.8 | |
| AOR [95% CI]‡ | 1.00 (ref) | 0.87 (0.67–1.13) | 1.10 (0.85–1.42) | 1.09 (0.84–1.42) | 0.28 |
| Meat (%TEI) | <0.7 | [0.7–1.1[ | [1.1–1.6[ | ≥1.6 | |
| AOR [95% CI]‡ | 1.00 (ref) | 1.16 (0.90–1.48) | 0.99 (0.77–1.28) | 1.00 (0.77–1.30) | 0.76 |
| Processed meats (%TEI) | <0.8 | [0.8–1.4[ | [1.4–2.3[ | ≥2.3 | |
| AOR [95% CI]‡ | 1.00 (ref) | 1.04 (0.81–1.33) | 0.98 (0.75–1.27) | 1.09 (0.83–1.44) | 0.62 |
| Vegetable oils (% TEI) | <2.4 | [2.4–3.3[ | [3.3–4.4[ | ≥4.4 | |
| AOR [95% CI]‡ | 1.00 (ref) | 0.71 (0.54–0.92) | 0.61 (0.46–0.81) | 0.55 (0.40–0.76) | 0.0004 |
| Olive oil (g/day) | <4.7 | [4.7–7.1[ | [7.1–10.0[ | ≥10.0 | |
| AOR [95% CI]† | 1.00 (ref) | 0.84 (0.64–1.09) | 0.81 (0.62–1.06) | 0.58 (0.43–0.77) | 0.0002 |
| Peanut oil (g/day) | <1.4 | [1.4–2.2[ | [2.2–3.3[ | ≥3.3 | |
| AOR [95% CI]† | 1.00 (ref) | 1.10 (0.85–1.42) | 0.85 (0.66–1.11) | 0.80 (0.61–1.06) | 0.09 |
| Sunflower oil (g/day) | <4.0 | [4.0–6.1[ | [6.1–8.7[ | ≥8.7 | |
| AOR [95% CI]† | 1.00 (ref) | 0.84 (0.65–1.09) | 0.92 (0.70–1.21) | 0.95 (0.68–1.33) | 0.99 |
TEI, Total energy intake,
*
Probability of Wald test for linear trend.
†
AOR [95% CI]: Adjusted odds ratio and 95% confidence interval adjusted for age, educational level, smoking status, overall physical activity, body mass index, hormonal status, lifetime sun exposure, phototype, geographic location, vitamin E and C intakes and energy.
‡
Adjusted for the same covariates plus total monounsaturated fat intake (%TEI).