Table 4.
Multivariate linear regression analysis of platelet 5-HT of different models and pretreatments
| Platelet 5-HT | Unstandardized coefficients
|
Standardized coefficients
|
t | Sig | |
|---|---|---|---|---|---|
| B | Std error | Beta | |||
| Constant | 200.27 | 7.07 | 28.329 | 0.000 | |
| x1 | −70.53 | 10.49 | −0.489 | −6.726 | 0.000 |
| x2 | −25.12 | 10.00 | −0.162 | −2.512 | 0.016 |
| x3 | −19.43 | 10.49 | −0.121 | −1.853 | 0.071 |
| x4 | 121.19 | 9.35 | 0.916 | 12.959 | 0.000 |
| x1*x4 | 53.92 | 13.32 | 0.325 | 4.049 | 0.000 |
| x2*x4 | −44.73 | 13.69 | −0.219 | −3.267 | 0.002 |
| x3*x4 | −60.98 | 14.05 | −0.298 | −4.341 | 0.000 |
Notes: Constant: sham pretreated with saline; y: value of platelet 5-HT; x1: MI pretreated with saline; x2: depression pretreated with saline; x3: MI + depression pretreated with saline; x4: pretreated with trimetazidine; x1*x4: the interaction of MI and trimetazidine; x2*x4: the interaction of depression and trimetazidine; x3*x4: the interaction of MI + depression and trimetazidine.
Abbreviations: MI, myocardial infarction; 5-HT, 5-hydroxytryptamine.