Ultrasonographic Prediction of Placental Invasion in Placenta Previa by Placenta Accreta Index
Abstract
:1. Introduction
2. Materials and Methods
3. Results
4. Discussion
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Obstetric Parameter | Value |
---|---|
≥2 cesarean delivery | 3.0 |
Lacunae | |
Grade 3 | 3.5 |
Grade 2 | 1.0 |
Sagittal smallest myometrial thickness | |
≤1 mm | 1.0 |
<1 but ≥3 mm | 0.5 |
>3 but ≤5 mm | 0.25 |
Anterior placenta previa | 1.0 |
Bridging vessels to the bladder | 0.5 |
PAS n = 10 | Non-PAS n = 23 | p-Value | |
---|---|---|---|
Maternal age, years | 39 ± 3.3 | 38 ± 5.2 | 0.59 |
BMI, kg/m2 | 20 ± 3.0 | 22 ± 3.6 | 0.12 |
Nulliparas | 4 (40%) | 15 (65%) | 0.17 |
Gestational age at delivery, weeks | 35.2 ± 1.5 | 35.5 ± 2.4 | 0.51 |
Perioperative blood loss, g | 2913 ± 1314 | 1650 ± 841 | 0.01 |
Uterine artery embolization | 6 (60%) | 3 (13%) | <0.01 |
Blood transfusion | 9 (90%) | 14 (61%) | 0.09 |
Peripartum hysterectomy | 5 (50%) | 0 (0%) | <0.01 |
Birth weight, g | 2372 ± 427 | 2333 ± 505 | 0.83 |
Apgar score at 1 min < 7 | 2 (20%) | 7 (30%) | 0.54 |
Apgar score at 5 min < 7 | 0 (0%) | 3 (13%) | 0.23 |
PAI | Non-PAS | PAS | Sensitivity (95% CI) | Specificity (95% CI) | PPV (95% CI) | NPV (95% CI) |
---|---|---|---|---|---|---|
>0 | 9 | 10 | 100.0 [69.2–100.0] | 60.9 [38.5–80.3] | 52.6 [28.9–75.6] | 100.0 [76.8–100.0] |
≤0 | 14 | 0 | ||||
>1 | 5 | 10 | 100.0 [69.2–100.0] | 78.3 [56.3–92.5] | 66.7 [38.4–88.2] | 100.0 [81.5–100.0] |
≤1 | 18 | 0 | ||||
>2 | 1 | 9 | 90.0 [55.5–99.7] | 95.7 [78.1–99.9] | 90.0 [55.5–99.7] | 95.7 [78.1–99.9] |
≤2 | 22 | 1 | ||||
>3 | 1 | 5 | 50.0 [18.7–81.3] | 95.7 [78.1–99.9] | 83.3 [35.9–99.6] | 81.5 [61.9–93.7] |
≤3 | 22 | 5 | ||||
>4 | 1 | 5 | 50.0 [18.7–81.3] | 95.7 [78.1–99.9] | 83.3 [35.9–99.6] | 81.5 [61.9–93.7] |
≤4 | 22 | 5 | ||||
>5 | 0 | 2 | 20.0 [2.5–55.6] | 100.0 [85.2–100.0] | 100.0 [15.8–100.0] | 74.2 [55.4–88.1] |
≤5 | 23 | 8 |
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Hasegawa, K.; Ikenoue, S.; Tanaka, Y.; Oishi, M.; Endo, T.; Sato, Y.; Ishii, R.; Kasuga, Y.; Ochiai, D.; Tanaka, M. Ultrasonographic Prediction of Placental Invasion in Placenta Previa by Placenta Accreta Index. J. Clin. Med. 2023, 12, 1090. https://doi.org/10.3390/jcm12031090
Hasegawa K, Ikenoue S, Tanaka Y, Oishi M, Endo T, Sato Y, Ishii R, Kasuga Y, Ochiai D, Tanaka M. Ultrasonographic Prediction of Placental Invasion in Placenta Previa by Placenta Accreta Index. Journal of Clinical Medicine. 2023; 12(3):1090. https://doi.org/10.3390/jcm12031090
Chicago/Turabian StyleHasegawa, Keita, Satoru Ikenoue, Yuya Tanaka, Maki Oishi, Toyohide Endo, Yu Sato, Ryota Ishii, Yoshifumi Kasuga, Daigo Ochiai, and Mamoru Tanaka. 2023. "Ultrasonographic Prediction of Placental Invasion in Placenta Previa by Placenta Accreta Index" Journal of Clinical Medicine 12, no. 3: 1090. https://doi.org/10.3390/jcm12031090