Table 3. Correlation analysis of electrocardiographic intervals with clinical variables in the patient group (n=165) .
|
- |
QT-max |
QT-min |
QTd |
QTc-max |
QTc-min |
QTcd |
Tp-e max |
Tp-e min |
Tpe-d |
Tp-e/QTc-max |
|
|
LOT |
Rho |
-0.029 |
0.066 |
-0.171 |
0.005 |
-0.001 |
-0.026 |
-0.042 |
-0.087 |
-0.056 |
0.036 |
|
p |
0.732 |
0.438 |
0.053 |
0.949 |
0.995 |
0.761 |
0.621 |
0.308 |
0.509 |
0.676 |
|
|
HbA1c <9 or >9 |
Rho |
0.037 |
0.125 |
-0.085 |
-0.045 |
-0.090 |
0.064 |
0.205 |
0.206 |
0.046 |
0.168 |
|
p |
0.666 |
0.141 |
0.317 |
0.596 |
0.289 |
0.450 |
0.015 |
0.014 |
0.593 |
0.058 |
|
|
HbA1c levels* |
Rho |
-0.022 |
0.125 |
-0.198 |
0.028 |
-0.003 |
0.003 |
-0.012 |
0.020 |
-0.037 |
-0.019 |
|
p |
0.797 |
0.141 |
0.19 |
0.741 |
0.972 |
0.975 |
0.888 |
0.813 |
0.660 |
0.823 |
|
|
MAU |
Rho |
-0.132 |
-0.126 |
-0.026 |
-0.057 |
-0.080 |
0.063 |
-0.136 |
-0.175 |
0.121 |
-0.084 |
|
p |
0.121 |
0.138 |
0.762 |
0.502 |
0.345 |
0.461 |
0.108 |
0.039 |
0.154 |
0.326 |
|
*The mean HbA1c of the previous two years.
HbA1c: hemoglobin A1c, Tp-e: T-peak-to-end, Tpe-d: Tp-e dispersion, QTc: corrected QT interval, QT-d: QT interval-dispersion, LOT: length of time since diagnosis of type 1 diabetes mellitus, MAU: microalbuminuria, max: maximum, min: minimum