Multiple linear regression analysis using specific symptom assessments for anhedonia and anxiety
Coefficient . | Estimate . | Std. Error . | t(50) . | P . |
---|---|---|---|---|
DV: Goal-directed behavior | ||||
Anhedonia (SHAPS-C) | −0.0077 | 0.0039 | −1.980 | 0.053~ |
Trait anxiety (STAI-Y2) | −0.0054 | 0.0025 | −0.021 | 0.983 |
Depression severity (HAM-D) | 0.0026 | 0.0049 | 0.518 | 0.607 |
DV: Reward-evaluation | ||||
Anhedonia (SHAPS-C) | −0.0455 | 0.3243 | −0.140 | 0.889 |
Trait anxiety (STAI-Y2) | 0.4140 | 0.2118 | 1.954 | 0.056~ |
Depression severity (HAM-D) | −0.5602 | 0.4111 | −1.363 | 0.179 |
DV: Delta–beta coupling | ||||
Anhedonia (SHAPS-C) | −0.0416 | 0.0186 | −2.239 | 0.030* |
Trait anxiety (STAI-Y2) | 0.0169 | 0.0122 | 1.397 | 0.169 |
Depression severity (HAM-D) | 0.0107 | 0.0236 | 0.451 | 0.654 |
DV: Theta–gamma coupling | ||||
Anhedonia (SHAPS-C) | −0.0204 | 0.0350 | −0.581 | 0.564 |
Trait anxiety (STAI-Y2) | 0.0492 | 0.0228 | 2.151 | 0.036* |
Depression severity (HAM-D) | −0.0619 | 0.0444 | −1.393 | 0.170 |
Coefficient . | Estimate . | Std. Error . | t(50) . | P . |
---|---|---|---|---|
DV: Goal-directed behavior | ||||
Anhedonia (SHAPS-C) | −0.0077 | 0.0039 | −1.980 | 0.053~ |
Trait anxiety (STAI-Y2) | −0.0054 | 0.0025 | −0.021 | 0.983 |
Depression severity (HAM-D) | 0.0026 | 0.0049 | 0.518 | 0.607 |
DV: Reward-evaluation | ||||
Anhedonia (SHAPS-C) | −0.0455 | 0.3243 | −0.140 | 0.889 |
Trait anxiety (STAI-Y2) | 0.4140 | 0.2118 | 1.954 | 0.056~ |
Depression severity (HAM-D) | −0.5602 | 0.4111 | −1.363 | 0.179 |
DV: Delta–beta coupling | ||||
Anhedonia (SHAPS-C) | −0.0416 | 0.0186 | −2.239 | 0.030* |
Trait anxiety (STAI-Y2) | 0.0169 | 0.0122 | 1.397 | 0.169 |
Depression severity (HAM-D) | 0.0107 | 0.0236 | 0.451 | 0.654 |
DV: Theta–gamma coupling | ||||
Anhedonia (SHAPS-C) | −0.0204 | 0.0350 | −0.581 | 0.564 |
Trait anxiety (STAI-Y2) | 0.0492 | 0.0228 | 2.151 | 0.036* |
Depression severity (HAM-D) | −0.0619 | 0.0444 | −1.393 | 0.170 |
Two sets of multiple linear regression analyses were run, one set using behavioral metrics as the dependent variable (goal-directed behavior and reward-evaluation) and one set using cross-frequency coupling (delta–beta coupling and theta–gamma coupling). Delta–beta coupling and goal-directed behavior are shaded in green given their association in previous analysis, and theta–gamma coupling and reward-evaluation are shaded in purple. The independent variables for these analyses were clinical assessments specific to anhedonia (SHAPS-C), anxiety (STAI-Y2, trait), and overall depression severity (HAM-D). N = 53. *P < 0.05, ~P < 0.10. The hypothesized relationships are shared in gray and the font is bold.
Multiple linear regression analysis using specific symptom assessments for anhedonia and anxiety
Coefficient . | Estimate . | Std. Error . | t(50) . | P . |
---|---|---|---|---|
DV: Goal-directed behavior | ||||
Anhedonia (SHAPS-C) | −0.0077 | 0.0039 | −1.980 | 0.053~ |
Trait anxiety (STAI-Y2) | −0.0054 | 0.0025 | −0.021 | 0.983 |
Depression severity (HAM-D) | 0.0026 | 0.0049 | 0.518 | 0.607 |
DV: Reward-evaluation | ||||
Anhedonia (SHAPS-C) | −0.0455 | 0.3243 | −0.140 | 0.889 |
Trait anxiety (STAI-Y2) | 0.4140 | 0.2118 | 1.954 | 0.056~ |
Depression severity (HAM-D) | −0.5602 | 0.4111 | −1.363 | 0.179 |
DV: Delta–beta coupling | ||||
Anhedonia (SHAPS-C) | −0.0416 | 0.0186 | −2.239 | 0.030* |
Trait anxiety (STAI-Y2) | 0.0169 | 0.0122 | 1.397 | 0.169 |
Depression severity (HAM-D) | 0.0107 | 0.0236 | 0.451 | 0.654 |
DV: Theta–gamma coupling | ||||
Anhedonia (SHAPS-C) | −0.0204 | 0.0350 | −0.581 | 0.564 |
Trait anxiety (STAI-Y2) | 0.0492 | 0.0228 | 2.151 | 0.036* |
Depression severity (HAM-D) | −0.0619 | 0.0444 | −1.393 | 0.170 |
Coefficient . | Estimate . | Std. Error . | t(50) . | P . |
---|---|---|---|---|
DV: Goal-directed behavior | ||||
Anhedonia (SHAPS-C) | −0.0077 | 0.0039 | −1.980 | 0.053~ |
Trait anxiety (STAI-Y2) | −0.0054 | 0.0025 | −0.021 | 0.983 |
Depression severity (HAM-D) | 0.0026 | 0.0049 | 0.518 | 0.607 |
DV: Reward-evaluation | ||||
Anhedonia (SHAPS-C) | −0.0455 | 0.3243 | −0.140 | 0.889 |
Trait anxiety (STAI-Y2) | 0.4140 | 0.2118 | 1.954 | 0.056~ |
Depression severity (HAM-D) | −0.5602 | 0.4111 | −1.363 | 0.179 |
DV: Delta–beta coupling | ||||
Anhedonia (SHAPS-C) | −0.0416 | 0.0186 | −2.239 | 0.030* |
Trait anxiety (STAI-Y2) | 0.0169 | 0.0122 | 1.397 | 0.169 |
Depression severity (HAM-D) | 0.0107 | 0.0236 | 0.451 | 0.654 |
DV: Theta–gamma coupling | ||||
Anhedonia (SHAPS-C) | −0.0204 | 0.0350 | −0.581 | 0.564 |
Trait anxiety (STAI-Y2) | 0.0492 | 0.0228 | 2.151 | 0.036* |
Depression severity (HAM-D) | −0.0619 | 0.0444 | −1.393 | 0.170 |
Two sets of multiple linear regression analyses were run, one set using behavioral metrics as the dependent variable (goal-directed behavior and reward-evaluation) and one set using cross-frequency coupling (delta–beta coupling and theta–gamma coupling). Delta–beta coupling and goal-directed behavior are shaded in green given their association in previous analysis, and theta–gamma coupling and reward-evaluation are shaded in purple. The independent variables for these analyses were clinical assessments specific to anhedonia (SHAPS-C), anxiety (STAI-Y2, trait), and overall depression severity (HAM-D). N = 53. *P < 0.05, ~P < 0.10. The hypothesized relationships are shared in gray and the font is bold.
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