Table 3.
Comparison of MCE parameters in three groups.
| Parameters | Control group | T2DM without microvascular complications group | T2DM with microvascular complications group | P-value |
|---|---|---|---|---|
| Peak Intensity (dB) | ||||
| Overall segments | 22.9 ± 10.8 | 18.4 ± 8.5 | 14.0 ± 7.4*# | 0.001 |
| Basal segments | 19.6 ± 9.8 | 16.9 ± 10.1 | 12.3 ± 6.8* | 0.010 |
| Middle segments | 24.3 ± 12.3 | 19.9 ± 9.2 | 15.3 ± 8.2* | 0.004 |
| Apical segments | 24.9 ± 11.2 | 18.6 ± 8.0* | 14.3 ± 8.4* | <0.001 |
| Time to peak (s) | ||||
| Overall segments | 5.8 ± 1.8 | 8.2 ± 2.1* | 9.7 ± 2.4*# | <0.001 |
| Basal segments | 5.5 ± 2.0 | 8.0 ± 2.2* | 9.7 ± 2.6*# | <0.001 |
| Middle segments | 6.0 ± 1.8 | 8.2 ± 2.0* | 9.5 ± 2.4*# | <0.001 |
| Apical segments | 6.0 ± 1.8 | 8.4 ± 2.2* | 10.0 ± 2.4*# | <0.001 |
| Wash in slope (dB/s) | ||||
| Overall segments | 10.3 ± 2.5 | 6.6 ± 3.2* | 4.0 ± 1.6*# | <0.001 |
| Basal segments | 11.1 ± 3.6 | 6.6 ± 4.2* | 3.8 ± 1.9*# | <0.001 |
| Middle segments | 10.6 ± 3.5 | 7.1 ± 2.7* | 4.7 ± 2.0*# | <0.001 |
| Apical segments | 9.2 ± 2.8 | 6.2 ± 3.7* | 3.5 ± 1.9*# | <0.001 |
| A × k | ||||
| Overall segments | 250.3 ± 145.2 | 142.0 ± 117.2* | 63.6 ± 48.9*# | <0.001 |
| Basal segments | 220.6 ± 143.1 | 135.2 ± 142.1* | 52.5 ± 47.2*# | <0.001 |
| Middle segments | 281.5 ± 187.9 | 152.8 ± 113.7* | 79.0 ± 59.0*# | <0.001 |
| Apical segments | 248.8 ± 144.9 | 138.0 ± 132.6* | 59.2 ± 55.2*# | <0.001 |
Data are mean ± standard deviation.
*
compared to control group, P < 0.05.
#
compared to T2DM without microvascular complications group, P < 0.05.