| Participants with GHQ score ≥ 4 (n) | Model 1 (OR, 95% CI)a | P-trend | Model 2 (OR, 95% CI)b | P-trend | |||
---|---|---|---|---|---|---|---|---|
Food groups | ||||||||
 Fish | Q1 (low) | 211 | 1 | (Ref.) | 0.757 | 1 | (Ref.) | 0.886 |
Q2 | 203 | 0.94 | (0.75–1.16) |  | 0.94 | (0.75–1.16) |  | |
Q3 | 194 | 0.97 | (0.78–1.21) |  | 0.98 | (0.79–1.22) |  | |
Q4 (high) | 175 | 0.95 | (0.75–1.19) |  | 0.97 | (0.77–1.22) |  | |
 Meat and chicken | Q1 (low) | 186 | 1 | (Ref.) | 0.345 | 1 | (Ref.) | 0.332 |
Q2 | 191 | 0.84 | (0.67–1.06) |  | 0.87 | (0.69–1.10) |  | |
Q3 | 183 | 0.76 | (0.60–0.96) |  | 0.78 | (0.61–0.98) |  | |
Q4 (high) | 223 | 0.86 | (0.68–1.08) |  | 0.87 | (0.69–1.09) |  | |
 Dairy products | Q1 (low) | 208 | 1 | (Ref.) | 0.002 | 1 | (Ref.) | 0.002 |
Q2 | 216 | 1.04 | (0.84–1.29) |  | 1.04 | (0.83–1.29) |  | |
Q3 | 176 | 0.75 | (0.60–0.94) |  | 0.74 | (0.59–0.93) |  | |
Q4 (high) | 183 | 0.75 | (0.59–0.94) |  | 0.75 | (0.59–0.95) |  | |
 Vegetables | Q1 (low) | 173 | 1 | (Ref.) | 0.362 | 1 | (Ref.) | 0.291 |
Q2 | 212 | 1.17 | (0.93–1.47) |  | 1.20 | (0.95–1.50) |  | |
Q3 | 183 | 0.96 | (0.76–1.22) |  | 0.98 | (0.77–1.25) |  | |
Q4 (high) | 215 | 1.18 | (0.92–1.51) |  | 1.21 | (0.95–1.55) |  | |
Nutrients | ||||||||
 Protein | Q1 (low) | 210 | 1 | (Ref.) | 0.082 | 1 | (Ref.) | 0.128 |
Q2 | 184 | 0.77 | (0.62–0.96) |  | 0.78 | (0.62–0.98) |  | |
Q3 | 181 | 0.69 | (0.55–0.87) |  | 0.69 | (0.55–0.88) |  | |
Q4 (high) | 208 | 0.81 | (0.64–1.02) |  | 0.83 | (0.65–1.05) |  | |
 Carbohydrate | Q1 (low) | 203 | 1 | (Ref.) | 0.307 | 1 | (Ref.) | 0.499 |
Q2 | 205 | 1.07 | (0.86–1.33) |  | 1.07 | (0.85–1.34) |  | |
Q3 | 194 | 1.11 | (0.89–1.39) |  | 1.10 | (0.86–1.40) |  | |
Q4 (high) | 181 | 1.12 | (0.88–1.42) |  | 1.09 | (0.83–1.43) |  | |
 Fat | Q1 (low) | 175 | 1 | (Ref.) | 0.993 | 1 | (Ref.) | 0.601 |
Q2 | 197 | 0.98 | (0.78–1.24) |  | 1.01 | (0.80–1.28) |  | |
Q3 | 185 | 0.79 | (0.62–1.01) |  | 0.82 | (0.64–1.06) |  | |
Q4 (high) | 226 | 0.92 | (0.72–1.19) |  | 0.96 | (0.74–1.25) |  | |
 Calcium | Q1 (low) | 216 | 1 | (Ref.) | 0.005 | 1 | (Ref.) | 0.019 |
Q2 | 188 | 0.77 | (0.62–0.97) |  | 0.79 | (0.63–0.99) |  | |
Q3 | 191 | 0.73 | (0.58–0.93) |  | 0.75 | (0.59–0.96) |  | |
Q4 (high) | 188 | 0.68 | (0.54–0.88) |  | 0.71 | (0.55–0.92) |  | |
 Vitamin B1 | Q1 (low) | 177 | 1 | (Ref.) | 0.395 | 1 | (Ref.) | 0.878 |
Q2 | 192 | 0.92 | (0.73–1.17) |  | 0.99 | (0.77–1.28) |  | |
Q3 | 199 | 0.83 | (0.65–1.07) |  | 0.91 | (0.68–1.22) |  | |
Q4 (high) | 215 | 0.89 | (0.68–1.16) |  | 1.02 | (0.74–1.42) |  | |
 Vitamin B2 | Q1 (low) | 213 | 1 | (Ref.) | 0.001 | 1 | (Ref.) | 0.007 |
Q2 | 198 | 0.83 | (0.66–1.03) |  | 0.84 | (0.67–1.05) |  | |
Q3 | 188 | 0.72 | (0.57–0.91) |  | 0.73 | (0.58–0.94) |  | |
Q4 (high) | 184 | 0.68 | (0.53–0.87) |  | 0.70 | (0.54–0.91) |  | |
 Vitamin D | Q1 (low) | 206 | 1 | (Ref.) | 0.607 | 1 | (Ref.) | 0.832 |
Q2 | 220 | 1.00 | (0.81–1.25) |  | 1.03 | (0.83–1.28) |  | |
Q3 | 178 | 0.87 | (0.69–1.09) |  | 0.88 | (0.70–1.11) |  | |
Q4 (high) | 179 | 0.97 | (0.77–1.23) |  | 1.01 | (0.80–1.28) |  | |
 Carotene | Q1 (low) | 181 | 1 | (Ref.) | 0.863 | 1 | (Ref.) | 0.607 |
Q2 | 210 | 1.06 | (0.85–1.33) |  | 1.12 | (0.89–1.41) |  | |
Q3 | 178 | 0.84 | (0.66–1.07) |  | 0.88 | (0.69–1.13) |  | |
Q4 (high) | 214 | 1.06 | (0.82–1.36) |  | 1.12 | (0.86–1.44) |  | |
 SFA | Q1 (low) | 189 | 1 | (Ref.) | 0.001 | 1 | (Ref.) | 0.003 |
Q2 | 202 | 0.89 | (0.71–1.12) |  | 0.90 | (0.71–1.14) |  | |
Q3 | 195 | 0.73 | (0.57–0.94) |  | 0.76 | (0.59–0.98) |  | |
Q4 (high) | 197 | 0.65 | (0.50–0.85) |  | 0.68 | (0.51–0.89) |  | |
 MUFA | Q1 (low) | 171 | 1 | (Ref.) | 0.910 | 1 | (Ref.) | 0.688 |
Q2 | 185 | 0.94 | (0.74–1.19) |  | 0.98 | (0.77–1.25) |  | |
Q3 | 209 | 0.98 | (0.77–1.25) |  | 1.05 | (0.82–1.35) |  | |
Q4 (high) | 218 | 0.96 | (0.76–1.23) |  | 1.04 | (0.80–1.34) |  | |
 n-6 PUFA | Q1 (low) | 168 | 1 | (Ref.) | 0.624 | 1 | (Ref.) | 0.361 |
Q2 | 187 | 0.98 | (0.77–1.23) |  | 1.01 | (0.80–1.29) |  | |
Q3 | 204 | 0.99 | (0.78–1.25) |  | 1.03 | (0.81–1.32) |  | |
Q4 (high) | 224 | 1.05 | (0.82–1.33) |  | 1.11 | (0.87–1.43) |  | |
 n-3 PUFA | Q1 (low) | 174 | 1 | (Ref.) | 0.268 | 1 | (Ref.) | 0.093 |
Q2 | 198 | 1.08 | (0.86–1.36) |  | 1.14 | (0.90–1.44) |  | |
Q3 | 192 | 0.99 | (0.79–1.26) |  | 1.06 | (0.83–1.35) |  | |
Q4 (high) | 219 | 1.16 | (0.92–1.47) |  | 1.26 | (0.99–1.62) |  | |
 n-3 HUFA | Q1 (low) | 212 | 1 | (Ref.) | 0.879 | 1 | (Ref.) | 0.853 |
Q2 | 209 | 0.92 | (0.74–1.15) |  | 0.95 | (0.76–1.19) |  | |
Q3 | 175 | 0.83 | (0.66–1.04) |  | 0.85 | (0.67–1.06) |  | |
Q4 (high) | 187 | 0.99 | (0.78–1.24) |  | 1.04 | (0.82–1.31) |  |