Table 2.
Description of Depression Outcomes within Walnut Consumption Categories.
| Depression Score Cutoffs | Total | No Nuts | Other Nuts | Walnuts with Other Nuts | Walnuts with High Certainty | p-Value | |
|---|---|---|---|---|---|---|---|
| Little interest in doing things | 0.33 +/− 0.01 (24814) | 0.36 +/− 0.01 (18944) | 0.28 +/− 0.01 (3093) | 0.27 +/− 0.02 (2399) | 0.13 +/− 0.02 (378) | <0.0001 | |
| Feeling down, depressed, or hopeless | 0.32 +/− 0.01 (24829) | 0.35 +/− 0.01 (18957) | 0.27 +/− 0.01 (3096) | 0.25 +/− 0.02 (2399) | 0.15 +/− 0.02 (377) | <0.0001 | |
| Trouble sleeping or sleeping too much | 0.62 +/− 0.01 (24833) | 0.65 +/− 0.01 (18959) | 0.56 +/− 0.02 (3096) | 0.55 +/− 0.02 (2400) | 0.49 +/− 0.05 (378) | <0.0001 | |
| Feeling tired or having little energy | 0.73 +/− 0.01 (24831) | 0.76 +/− 0.01 (18957) | 0.66 +/− 0.02 (3096) | 0.67 +/− 0.02 (2400) | 0.47 +/− 0.04 (378) | <0.0001 | |
| Poor appetite or overeating | 0.35 +/− 0.01 (24836) | 0.38 +/− 0.01 (18964) | 0.28 +/− 0.02 (3095) | 0.28 +/− 0.01 (2400) | 0.27 +/− 0.04 (377) | <0.0001 | |
| Feeling bad about yourself | 0.25 +/− 0.01 (24816) | 0.26 +/− 0.01 (18946) | 0.22 +/− 0.01 (3096) | 0.21 +/− 0.01 (2397) | 0.12 +/− 0.02 (377) | <0.0001 | |
| Trouble concentrating on things | 0.25 +/− 0.01 (24827) | 0.27 +/− 0.01 (18957) | 0.21 +/− 0.01 (3095) | 0.22 +/− 0.01 (2399) | 0.11 +/− 0.02 (376) | <0.0001 | |
| Moving or speaking slowly or too fast | 0.15 +/− 0.01 (24817) | 0.17 +/− 0.01 (18945) | 0.1 +/− 0.01 (3095) | 0.11 +/− 0.02 (2400) | 0.06 +/− 0.02 (377) | <0.0001 | |
| Thought you would be better off dead | 0.05 +/− 0 (24820) | 0.05 +/− 0 (18948) | 0.03 +/− 0.01 (3096) | 0.02 +/− 0 (2399) | 0 +/− 0 (377) | <0.0001 | |
| Sum of Depression Item Scores | 3.05 +/− 0.06 (24721) | 3.25 +/− 0.07 (18861) | 2.6 +/− 0.09 (3090) | 2.58 +/− 0.1 (2395) | 1.81 +/− 0.17 (375) | <0.0001 | |
| Sum of Depression Item Scores | <10 | 92% (22560) | 91% (17062) | 94% (2888) | 95% (2252) | 97% (358) | <0.0001 |
| ≥10 | 8% (2161) | 9% (1799) | 6% (202) | 5% (143) | 3% (17) | ||
| Sum of Depression Item Scores | <5 | 77% (18762) | 75% (14090) | 81% (2445) | 81% (1902) | 90% (325) | <0.0001 |
| ≥5 | 23% (5959) | 25% (4771) | 19% (645) | 19% (493) | 10% (50) | ||
| Sum of Depression Item Scores | <2 | 49% (12004) | 47% (8982) | 52% (1574) | 52% (1230) | 59% (218) | <0.0001 |
| ≥2 | 51% (12717) | 53% (9879) | 48% (1516) | 48% (1165) | 41% (157) |
Mean +/− SE (N) or % (N).