Table 2.
The relationship between PUFA intake and the prevalence of ED before and after PSM
| Characteristics | Before PSM | After PSM | ||||
|---|---|---|---|---|---|---|
| Model 1 OR (95% CI), P |
Model 2 OR (95% CI), P |
Model 3 OR (95% CI), P |
Model 1 OR (95% CI), P |
Model 2 OR (95% CI), P |
Model 3 OR (95% CI), P |
|
| TPFA |
0.98 (0.98, 0.99), < 0.001 |
0.99 (0.98, 1.00), < 0.001 |
0.99 (0.99, 1.00), 0.014 |
0.99 (0.99, 1.00), 0.076 |
0.99 (0.99, 1.00), 0.061 |
0.99 (0.99, 1.00), 0.091 |
| ω-3 PUFA |
0.88 (0.84, 0.92), < 0.001 |
0.92 (0.87, 0.97), 0.001 |
0.94 (0.89, 0.99), 0.016 |
0.95 (0.90, 1.01), 0.120 |
0.95 (0.90, 1.01), 0.109 |
0.95 (0.90, 1.01), 0.125 |
| ALA |
0.86 (0.82, 0.91), < 0.001 |
0.92 (0.86, 0.97), 0.004 |
0.94 (0.89, 1.00), 0.062 |
0.96 (0.89, 1.03), 0.224 |
0.95 (0.89, 1.02), 0.188 |
0.96 (0.89, 1.03), 0.248 |
| SDA |
0.45 (0.08, 2.61), 0.374 |
0.22 (0.04, 1.41), 0.111 |
0.20 (0.03, 1.36), 0.099 |
0.37 (0.04, 3.47), 0.385 |
0.41 (0.04, 3.90), 0.439 |
0.31 (0.03, 3.09), 0.319 |
| EPA |
0.73 (0.49, 1.09), 0.120 |
0.65 (0.42, 0.99), 0.046 |
0.62 (0.39, 0.97), 0.035 |
0.71 (0.42, 1.20), 0.199 |
0.72 (0.42, 1.22), 0.225 |
0.67 (0.39, 1.14), 0.142 |
| DPA |
0.27 (0.08, 0.93), 0.038 |
0.24 (0.07, 0.86), 0.028 |
0.24 (0.07, 0.91), 0.035 |
0.36 (0.08, 1.53), 0.164 |
0.40 (0.10, 1.69), 0.214 |
0.36 (0.08, 1.57), 0.174 |
| DHA |
0.80 (0.61, 1.05), 0.102 |
0.73 (0.55, 0.96), 0.025 |
0.74 (0.55, 0.98), 0.038 |
0.79 (0.56, 1.10), 0.159 |
0.80 (0.57, 1.11), 0.184 |
0.77 (0.55, 1.09), 0.142 |
| ω-6 PUFA |
0.98 (0.97, 0.99), < 0.001 |
0.99 (0.98, 1.00), < 0.001 |
0.99 (0.99, 1.00), 0.013 |
0.99 (0.99, 1.00), 0.079 |
0.99 (0.99, 1.00), 0.062 |
0.99 (0.99, 1.00), 0.094 |
| LA |
0.98 (0.97, 0.99), < 0.001 |
0.99 (0.98, 1.00), < 0.001 |
0.99 (0.99, 1.00), 0.015 |
0.99 (0.99, 1.00), 0.086 |
0.99 (0.99, 1.00), 0.068 |
0.99 (0.99, 1.00), 0.102 |
| AA |
0.23 (0.14, 0.37), < 0.001 |
0.29 (0.17, 0.48), < 0.001 |
0.33 (0.20, 0.56), < 0.001 |
0.35 (0.19, 0.63), < 0.001 |
0.34 (0.19, 0.63), < 0.001 |
0.36 (0.20, 0.65), < 0.001 |
Notes: Bold fonts indicate P < 0.05. Model 1 was a crude model. Model 2 adjusted for age, BMI, race and education. Model 3 added hypertension, cardiovascular disease, diabetes, vigorous activity, moderate activity, and smoking status on the basis of Model 2. Abbreviations: PUFA, polyunsaturated fatty acid; TPFA, total polyunsaturated fatty acids; AA, arachidonic acid; ALA, α-linolenic acid; DHA, docosahexaenoic acid; LA, linoleic acid; EPA, eicosapentaenoic acid; DPA, docosapentaenoic acid; SDA, octadecanotetraenoic acid; PSM, propensity score matching; OR, odds ratio; CI, confidence interval