10 November 2020: Clinical Research
Comparison of Superb Microvascular Imaging and Conventional Doppler Imaging Techniques for Evaluating Placental Microcirculation: A Prospective Study
Li Sun 1BCDEF , Ningning Li 2BF , Lu Jia 2DF , Cui Zhang 2DF , Shuxia Wang 1DF , Ronghong Jiao 1DF , Li Wang 2ABE* , Yuquan Ye 1AE*DOI: 10.12659/MSM.926215
Med Sci Monit 2020; 26:e926215
Table 1 Placental microcirculation indexes between CDFI and SMI.
| Variable | CDFI (n=110) | SMI (n=110) | Statistic | P value |
|---|---|---|---|---|
| PI (median, Q1 and Q3) | 0.62 (0.43, 0.75) | 0.76 (0.64, 0.89) | −1792.50 | |
| RI (median, Q1 and Q3) | 0.47 (0.40, 0.53) | 0.71 (0.52, 0.89) | −2325.50 | |
| S/D (median, Q1 and Q3) | 1.71 (1.47, 2.05) | 2.23 (1.99, 2.53) | −2129.00 | |
| TAV (cm/s) (median, Q1 and Q3) | 22.45 (17.20, 28.60) | 14.35 (12.20, 16.80) | 2793.50 | |
| Count per unit area of vessel counts (cm) (median, Q1 and Q3) | 0.05 (0.02, 0.08) | 0.26 (0.19, 0.35) | −3052.50 | |
| * Wilxcon signed rank sum test. | ||||