While unadjusted analyses showed no significant differences among groups stratified by vitamin B12 levels, multivariate regression indicated that women with moderate B12 levels (293.31422.44 pg/mL) had significantly higher odds of clinical pregnancy compared to those with low levels (OR = 1.83, P = 0.041)
Precautions : Inform your doctor if you have Lebers disease, liver/kidney issues , or take other medications (may affect B12 absorption)
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script in Supplementary Materials Scripts .zip file, BLCA), was used that output bootstrap confidence intervals determined using Bayesian posterior probability and weighing the similarity between database hits relative to the query sequence
The overall quality of evidence for this outcome was low due to serious imprecision (low number of trials and participants)
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