What is the clinical evidence from this study?

Study design: Observational. Population: Coronary heart disease with depressive symptoms (n=40). Intervention: Depressive symptoms vs. No depressive symptoms. Primary outcome: N1, N2, and P3 event-related potential amplitudes and latencies during an emotional Stroop task.

What does this research mean for the field?

Coronary heart disease patients with depressive symptoms exhibit impaired early and late cognitive processing, characterized by decreased attentional resources and a negative attentional bias, as evidenced by altered ERP amplitudes and longer P3 latency compared to those without depression. Novelty: ClaimNovelty.INCREMENTAL. Consensus alignment: ConsensusAlignment.NEUTRAL.

August 9, 2023BMC PsychiatryOpen Access

Negative bias in early and late cognitive processing of coronary heart disease patients with depressive symptoms: an EPR study

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Key result

Depressive symptoms in CHD patients are linked to impaired early and late cognitive processing.

n=40

Why the study?

The study was conducted to explore the underlying mechanisms of cognitive impairments in patients with coronary heart disease who exhibit depressive symptoms.

Does the presence of depressive symptoms alter early and late cognitive processing of emotional information in patients with coronary heart disease?

Population

17 CHD patients with depressive symptoms and 23 CHD patients without depression

Comparison

CHD patients with depressive symptoms vs CHD patients without depression

Design

Observational ERP study during an emotional Stroop color-word task

Authors

XCXiaoli ChenSir Run Run Shaw Hospital SLShupeng LiPeking University

Discussion

Member takes

Implication

May signal cognitive impairment in depressed CHD patients; leaves open causal role and need for longitudinal validation.

Study Design

Type

Observational (n=40)

Multicenter

Structured PICO

Does the presence of depressive symptoms alter early and late cognitive processing of emotional information in patients with coronary heart disease?

Population

40 adults aged 40 to 60 with first-incidence coronary heart disease, including 17 with depressive symptoms and 23 without, who underwent event-related potential recording during an emotional Stroop task.

Exposure

Emotional Stroop color-word task with concurrent Event-Related Potentials (ERPs) recording

Comparator

CHD patients without depressive symptoms performing the same task

Outcome

Amplitude and latency of N100, N200, and P300 ERP componentssurrogate

CHD patients with depressive symptoms demonstrate significant attentional bias characterized by enhanced automatic processing of negative information early on and difficulty disengaging from it later.

Limitations

Participants were selected using a convenience sampling method from a single hospital, limiting generalizability to other regions.
The study is a preliminary investigation and did not explore the effect of depression severity on the emotional Stroop task.
Convenience sampling method from a single hospital limits generalizability.
Preliminary investigation; future studies need to explore the effect of depression severity on the emotional Stroop task.

Cite This Study

Chen et al. (2023) conducted an observational in Coronary heart disease with depressive symptoms (n=40). Depressive symptoms vs. No depressive symptoms was evaluated on N1, N2, and P3 event-related potential amplitudes and latencies during an emotional Stroop task. Coronary heart disease patients with depressive symptoms exhibited smaller N1, N2, and P3 amplitudes and longer P3 latency compared to those without depression, indicating impaired early and late cognitive processing.

synapsesocial.com/papers/6a215a21a2a97f3a085afbfa https://doi.org/10.1186/s12888-023-05065-4

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August 9, 2023BMC PsychiatryOpen Access

Negative bias in early and late cognitive processing of coronary heart disease patients with depressive symptoms: an EPR study

View Full Paper

Ask AI

Bookmark

Key result

Depressive symptoms in CHD patients are linked to impaired early and late cognitive processing.

n=40

Why the study?

The study was conducted to explore the underlying mechanisms of cognitive impairments in patients with coronary heart disease who exhibit depressive symptoms.

Does the presence of depressive symptoms alter early and late cognitive processing of emotional information in patients with coronary heart disease?

Population

17 CHD patients with depressive symptoms and 23 CHD patients without depression

Comparison

CHD patients with depressive symptoms vs CHD patients without depression

Design

Observational ERP study during an emotional Stroop color-word task

Authors

XCXiaoli ChenSir Run Run Shaw Hospital SLShupeng LiPeking University

Discussion

Member takes

Implication

May signal cognitive impairment in depressed CHD patients; leaves open causal role and need for longitudinal validation.

Study Design

Type

Observational (n=40)

Multicenter

Structured PICO

Does the presence of depressive symptoms alter early and late cognitive processing of emotional information in patients with coronary heart disease?

Population

Exposure

Emotional Stroop color-word task with concurrent Event-Related Potentials (ERPs) recording

Comparator

CHD patients without depressive symptoms performing the same task

Outcome

Amplitude and latency of N100, N200, and P300 ERP componentssurrogate

Limitations

Participants were selected using a convenience sampling method from a single hospital, limiting generalizability to other regions.
The study is a preliminary investigation and did not explore the effect of depression severity on the emotional Stroop task.
Convenience sampling method from a single hospital limits generalizability.
Preliminary investigation; future studies need to explore the effect of depression severity on the emotional Stroop task.

Cite This Study

synapsesocial.com/papers/6a215a21a2a97f3a085afbfa https://doi.org/10.1186/s12888-023-05065-4

Also Consider

Synapse has enriched 4 closely related papers on similar clinical questions. Consider them for comparative context:

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