Table 2.
Correlation analysis of HRV indexes, HAMD-17 and SDS scores, and GRK2 expression in AMID patients
| Variables | HAMD-17
|
SDS
|
GRK2
|
|||
|---|---|---|---|---|---|---|
| r | P-value | r | P-value | r | P-value | |
| SDNN (ms) | −0.5653 | 0.0352* | −0.4673 | 0.0531 | −0.5427 | 0.0145* |
| HF (ms2) | −0.5238 | 0.0163* | −0.3013 | 0.1850* | −0.3912 | 0.2115 |
| LF (ms2) | −0.3882 | 0.0291* | 0.0486 | 0.7062 | 0.2520 | 0.6123 |
| LF/HF (%) | −0.3653 | 0.0173* | −0.5147 | 0.0176* | −0.4157 | 0.0237* |
| NE (pg/mL) | 0.5156 | 0.0097** | 0.4646 | 0.0191* | 0.5422 | 0.0063** |
| EPI (pg/mL) | 0.4839 | 0.0176* | 0.5099 | 0.0061** | 0.5327 | 0.0099** |
Notes: The Pearson correlation test was used for correlation analysis of the relationship between HRV index and HAMD-17 and SDS scores, and GRK2 in AMID patients.
*
P<0.05.
**
P<0.01.
Abbreviations: AMID, acute myocardial infarction with depression; EPI, epinephrine; GRK2, G protein-coupled receptor kinase-2; HAMD-17, 17-item Hamilton Rating Scale for Depression; HF, high frequency; HRV, heart rate variability; LF, low frequency; NE, norepinephrine; SDNN, standard deviation of NN intervals; SDS, Self-rating Depression Scale.