Table 2.
Serum fatty acid concentration (μg/ml) and ratio of study subjects (Mean values and standard deviations)
| Subjects without depressive symptoms (CES-D<16) | Subjects with depressive symptoms (CES-D≥16) | ||||
|---|---|---|---|---|---|
| Mean | sd | Mean | sd | P * | |
| SFA | 1001·8 | 270·6 | 991·9 | 254·9 | 0·571 |
| MUFA | 707·3 | 260·9 | 710·9 | 222·1 | 0·807 |
| PUFA | 1454·2 | 274·9 | 1429·7 | 250·7 | 0·170 |
| n-3 PUFA | 303·9 | 110·6 | 290·9 | 105·9 | 0·072 |
| DHA | 174·0 | 58·4 | 168·2 | 57·3 | 0·125 |
| EPA | 78·8 | 44·1 | 73·5 | 43·4 | 0·068 |
| ALA | 27·9 | 19·5 | 26·8 | 12·2 | 0·218 |
| n-6 PUFA | 1148·7 | 222·5 | 1137·1 | 199·6 | 0·385 |
| ARA | 174·7 | 40·1 | 174·0 | 39·5 | 0·786 |
| LA | 915·8 | 192·0 | 905·2 | 174·1 | 0·359 |
| n-3:n-6 | 0·270 | 0·101 | 0·260 | 0·095 | 0·143 |
CES-D, Center for Epidemiologic Studies Depression Scale; n-3 PUFA, sum of ALA, EPA, DPA and DHA; ALA, α-linolenic acid; n-6 PUFA, sum of LA, γ-linolenic acid, eicosadienoic acid, dihomo-γ-linolenic acid, ARA and docosatetraenoic acid; ARA, arachidonic acid; LA, linoleic acid.
*
Student’s t test.