Factors Influencing Pregnant Women’s Injuries and Fetal Loss Due to Motor Vehicle Collisions: A National Crash Data-Based Study
Abstract
:1. Introduction
2. Materials and Methods
2.1. Study Design
2.2. Patient Selection
2.3. Collected Data
2.4. Statistical Analysis
3. Results
3.1. Participant Demographic Information
3.2. Collision Characteristics
3.3. Fetal Injury Severity and Outcome
3.4. Comparison of Mild or Moderate to Severe Injuries
3.5. Comparison of Fetal Outcomes
4. Discussion
5. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Item | MAIS 1 (n = 568) | MAIS 2+ (n = 168) | p Value |
---|---|---|---|
Age (yr) | 25.9 ± 6.1 | 26.0 ± 7.5 | 0.830 |
Height (cm) | 163.7 ± 8.5 | 164.9 ± 7.7 | 0.143 |
Weight (kg) | 74.7 ± 18.7 | 74.1 ± 20.7 | 0.754 |
Seatbelt use | <0.001 | ||
Yes | 432 (76.1%) | 83 (49.4%) | |
No | 116 (20.4%) | 69 (41.1%) | |
Unknown | 20 (3.5%) | 16 (9.5%) | |
Pretensioner | 0.837 | ||
Acting | 71 (12.5%) | 20 (11.9%) | |
Not acting * | 497 (87.5%) | 148 (88.1%) | |
Airbag deployment | 0.009 | ||
Yes | 223 (39.3%) | 85 (50.6%) | |
No | 345 (60.7%) | 83 (49.4%) | |
Number of collision | 1.6 ± 1.0 | 1.8 ± 1.1 | 0.857 |
Seating position | 0.316 | ||
Front left | 373 (65.7%) | 103 (61.3%) | |
Front right | 151 (26.6%) | 55 (32.7%) | |
Rear | 44 (7.7%) | 10 (6.0%) | |
Direction of forces | 0.084 | ||
Front | 260 (45.8%) | 74 (44.0%) | |
Rear | 45 (7.9%) | 5 (3.0%) | |
Left | 64 (11.3%) | 26 (15.5%) | |
Right | 64 (11.3%) | 18 (10.7%) | |
Unknown | 135 (23.7%) | 45 (26.8%) | |
Delta-v total (DVTOTAL) (km/h) | <0.001 | ||
1–20 | 180 (31.7%) | 14 (8.3%) | |
21–40 | 137 (24.1%) | 41 (24.4%) | |
41–60 | 21 (3.7%) | 28 (16.7%) | |
61– | 2 (0.4%) | 8 (4.8%) | |
Unknown | 228 (40.1%) | 77 (45.8%) | |
Rollover | 0.276 | ||
Yes | 69 (12.1%) | 25 (14.9%) | |
No | 494 (87.0%) | 136 (81.0%) | |
Unknown | 5 (0.9%) | 7 (4.1%) |
Variable | Odds Ratio | 95% Confidence Interval | p Value |
---|---|---|---|
Seatbelt use | 0.304 | 0.172–0.536 | <0.001 |
Airbag deployment | 2.002 | 1.137–3.523 | 0.016 |
DVTOTAL | |||
1–20 (Ref) | N/A | N/A | N/A |
21–40 | 3.030 | 1.555–5.904 | 0.001 |
41–60 | 13.469 | 5.986–30.304 | <0.001 |
61– | 44.564 | 8.118–244.618 | <0.001 |
Item | Both Alive (n = 231) | Fetal Death (n = 12) | p Value |
---|---|---|---|
Age (yr) | 25.6 ± 5.7 | 28.1 ± 6.5 | 0.145 |
Height (cm) | 164.2 ± 7.1 | 164.1 ± 6.5 | 0.878 |
Weight (kg) | 75.7 ± 20.4 | 79.6 ± 20.8 | 0.427 |
Period of trimester | 0.481 | ||
First | 63 (27.3%) | 4 (33.3%) | |
Second | 95 (41.1%) | 3 (25.0%) | |
Third | 67 (29.0%) | 5 (41.7%) | |
Unknown | 6 (2.6%) | 0 (0%) | |
Seatbelt use | 0.670 | ||
Yes | 172 (74.4%) | 8 (66.7%) | |
No | 48 (20.8%) | 3 (25.0%) | |
Unknown | 11 (4.8%) | 1 (8.3%) | |
Pretensioner | 0.697 | ||
Acting | 65 (28.1%) | 4 (33.3%) | |
Not acting * | 166 (71.9%) | 8 (66.7%) | |
Airbag deployment | 0.279 | ||
Yes | 117 (50.6%) | 8 (66.7%) | |
No | 114 (49.4%) | 4 (33.3%) | |
Number of collision | 1.7 ± 1.0 | 1.7 ± 0.8 | 0.970 |
Seating position | 0.436 | ||
Front left | 155 (67.1%) | 10 (83.3%) | |
Front right | 60 (26.0%) | 2 (16.7%) | |
Rear | 16 (6.9%) | 0 (0%) | |
Direction of forces | 0.019 | ||
Front | 114 (49.4%) | 4 (33.3%) | |
Rear | 28 (12.1%) | 0 (0%) | |
Left | 15 (6.5%) | 0 (0%) | |
Right | 22 (9.5%) | 4 (33.3%) | |
Unknown | 52 (22.5%) | 4 (33.3%) | |
DVTOTAL (km/h) | 0.374 | ||
1–20 | 57 (24.7%) | 3 (25.0%) | |
21–40 | 48 (20.8%) | 3 (25.0%) | |
41–60 | 15 (6.5%) | 2 (16.7%) | |
61– | 3 (1.3%) | 1 (8.3%) | |
Unknown | 108 (46.7%) | 3 (25.0%) | |
Rollover | 0.771 | ||
Yes | 25 (10.8%) | 1 (8.3%) | |
No | 202 (87.5%) | 11 (91.7%) | |
Unknown | 4 (1.7%) | 0 (0%) | |
MAIS | 1 (1, 1) | 3 (1, 3.8) | <0.001 |
Variable | Odds Ratio | 95% Confidence Interval | p Value |
---|---|---|---|
Direction of forces | |||
Front (Ref) | N/A | N/A | N/A |
Rear | 0.000 | N/A | 0.999 |
Left | 3.838 | 0.726–20.292 | 0.113 |
Right | 0.000 | N/A | 0.998 |
MAIS | 2.787 | 1.589–4.890 | <0.001 |
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Hattori, S.; Hitosugi, M.; Moriguchi, S.; Baba, M.; Takaso, M.; Nakamura, M.; Tsujimura, S.; Miyata, Y. Factors Influencing Pregnant Women’s Injuries and Fetal Loss Due to Motor Vehicle Collisions: A National Crash Data-Based Study. Healthcare 2021, 9, 273. https://doi.org/10.3390/healthcare9030273
Hattori S, Hitosugi M, Moriguchi S, Baba M, Takaso M, Nakamura M, Tsujimura S, Miyata Y. Factors Influencing Pregnant Women’s Injuries and Fetal Loss Due to Motor Vehicle Collisions: A National Crash Data-Based Study. Healthcare. 2021; 9(3):273. https://doi.org/10.3390/healthcare9030273
Chicago/Turabian StyleHattori, Shinobu, Masahito Hitosugi, Shingo Moriguchi, Mineko Baba, Marin Takaso, Mami Nakamura, Seiji Tsujimura, and Yasuhito Miyata. 2021. "Factors Influencing Pregnant Women’s Injuries and Fetal Loss Due to Motor Vehicle Collisions: A National Crash Data-Based Study" Healthcare 9, no. 3: 273. https://doi.org/10.3390/healthcare9030273