- Mode of delivery and maternal vitamin D deficiency: an optimized intelligent Bayesian network algorithm analysis of a stratified randomized controlled field trial
- Healthy pregnancies need lots of vitamin D
- VitaminDWiki - Ensure a healthy pregnancy and baby - take Vitamin D before conception
- See also VitaminDWiki
Mode of delivery and maternal vitamin D deficiency: an optimized intelligent Bayesian network algorithm analysis of a stratified randomized controlled field trial
Sci Rep . 2023 May 29;13(1):8682. doi: 10.1038/s41598-023-35838-6.
Mina Amiri 1, Maryam Rostami 2, Ali Sheidaei 3, Aida Fallahzadeh 4, Fahimeh Ramezani Tehrani 5
Summary by VitaminDWiki
| Vitamin D level | cesarean | preeclampsia | preterm delivery |
| <10 ng | 47% | 27% | 28% |
| 10-20 ng | 36% | 14% | 12% |
| >20 ng | 18% | 1.5% | 1% |
- 800 women in one Iranian city had 8 different dosing of vitamin D - up to 50,000 IU weekly
- Suspect that many of those women had >20 ng
- 900 women in The other Iranian city were the control group - given no vitamin D
Download the PDF from VitaminDWiki
Previous publications of this study
- 33. Rostami, M., Tehrani, F. R., Simbar, M., Hosseinpanah, F. & Majd, H. A. Rationale and design of Khuzestan vitamin D defciency screening program in pregnancy: A stratifed randomized vitamin D supplementation controlled trial. JMIR Res. Protoc. 6, e7159 (2017).
- 34. Rostami, M. et al. Efectiveness of prenatal vitamin D defciency screening and treatment program: A stratifed randomized feld trial. J. Clin. Endocrinol. Metab. 103, 2936–2948 (2018).
Healthy pregnancies need lots of vitamin D
Most were taking 2,000 to 7,000 IU daily for >50% of pregnancy
Click on hyperlinks for details
Problem | Vit. D Reduces | Evidence | |
| 0. Chance of not conceiving | 3.4 times | Observe | |
| 1. Miscarriage | 2.5 times | Observe | |
| 2. Pre-eclampsia | 3.6 times | RCT | |
| 3. Gestational Diabetes | 3 times | RCT | |
| 4. Good 2nd trimester sleep quality | 3.5 times | Observe | |
| 5. Premature birth | 2 times | RCT | |
| 6. C-section - unplanned | 1.6 times | Observe | |
| Stillbirth - OMEGA-3 | 4 times | RCT - Omega-3 | |
| 7. Depression AFTER pregnancy | 1.4 times | RCT | |
| 8. Small for Gestational Age | 1.6 times | meta-analysis | |
| 9. Infant height, weight, head size within normal limits | RCT | ||
| 10. Childhood Wheezing | 1.3 times | RCT | |
| 11. Additional child is Autistic | 4 times | Intervention | |
| 12.Young adult Multiple Sclerosis | 1.9 times | Observe | |
| 13. Preeclampsia in young adult | 3.5 times | RCT | |
| 14. Good motor skills @ age 3 | 1.4 times | Observe | |
| 15. Childhood Mite allergy | 5 times | RCT | |
| 16. Childhood Respiratory Tract visits | 2.5 times | RCT | |
RCT = Randomized Controlled Trial
VitaminDWiki - Ensure a healthy pregnancy and baby - take Vitamin D before conception
+See also VitaminDWiki