OOIR: Observatory of International Research

Papers

(The H4-Index of BMC Pregnancy and Childbirth is 36. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-02-01 to 2025-02-01.)

Article	Citations
Alterations of brain metrics in fetuses of women with polycystic ovary syndrome : a retrospective study based on fetal magnetic resonance imaging	152
COVID-19 vaccine registry for pregnant women: policy to control complications of vaccination in pregnant women in 2021–2022	126
Group antenatal care for improving retention of adolescent and young pregnant women living with HIV in Kenya	77
The investigation of the association of pregnancy weight gain on maternal and neonatal gut microbiota composition and abundance using 16sRNA sequencing	77
Prior pregnancy complications and maternal cardiovascular disease in young Korean women within 10 years after pregnancy	76
A road map for the management of a pregnancy complicated by maternal bladder exstrophy	75
Impact of early preeclampsia prediction on medication adherence and behavior change: a survey of pregnant and recently-delivered individuals	68
Women’s experience of perinatal support in a high migrant Australian population during the COVID-19 pandemic: a mixed methods study	64
Predictive value of maternal serum placental growth factor levels for discordant fetal growth in twins: a retrospective cohort study	54
Health of singleton neonates in Switzerland through time and crises: a cross-sectional study at the population level, 2007-2022	53
Hyperammonemia in a pregnant woman with citrullinemia type I: a case report and literature review	53
The effect of midwifery-led counseling on expectant fathers’ fear of childbirth: a smartphone- based randomized controlled trial	52
The incidence, risk factors and maternal and foetal outcomes of uterine rupture during different birth policy periods: an observational study in China	51
Prenatal phenotypes and pregnancy outcomes of fetuses with 16p11.2 microdeletion/microduplication	51
Parenting stress in the early years – a survey of the impact of breastfeeding and social support for women in Finland and the UK	51
Secundiparas following a failed vacuum delivery—factors associated with a successful vaginal delivery: a historical prospective cohort	50
A survey and stakeholder consultation of Independent Domestic Violence Advisor (IDVA) programmes in English maternity services	50
How does women’s empowerment relate to antenatal care attendance? A cross-sectional analysis among rural women in Bangladesh	48
How do pregnant women’s perceptions of obstetric forceps change according to their demographic background: a cross sectional study	47
Decision-making behavior of blood glucose management and its influencing factors in pregnant women with gestational diabetes mellitus	46
The role of intrapartum ultrasound combined with free position delivery in the management of abnormal fetal positions during labor	45
Preterm preeclampsia screening and prevention: a comprehensive approach to implementation in a real-world setting	45
Prevalence, risk factors, and adverse outcomes of bacterial vaginosis among pregnant women: a systematic review	44
Cesarean section in Suriname using robson classification: a two-year nationwide cross-sectional study on rates, risk factors and perinatal outcomes of cesarean section	44
Understanding factors influencing safety and team functionality at operative vaginal birth through multidisciplinary perspectives: a mixed methods study	43

Institutional guidelines on maternal care and investigations following antepartum stillbirth - a national survey	40
Women who smoke during pregnancy are more likely to be referred to an obstetrician during pregnancy and birth: results from a cohort study	40
Comparison of clinical effects between early follicular prolonged GnRH agonist protocol and GnRH antagonist protocol in 3310 cycles: a retrospective study	39
Obstetric anal sphincter injury in adolescent mothers	39
Factors associated with unintended pregnancy in Ethiopia; further analysis of the 2016 Ethiopian demographic health survey data	38
Prevalence of early postpartum depression and associated risk factors among selected women in southern Malawi: a nested observational study	38
Perinatal care and its association with perinatal death among women attending care in three district hospitals of western Uganda	37
Commentary: Implications of SARS-Cov-2 infection for pregnancy with diabetes: achievements and open questions for feto-maternal medicine	37
Association of antimüllerian hormone with polycystic ovarian syndrome phenotypes and pregnancy outcomes of in vitro fertilization cycles with fresh embryo transfer	37
Clinic transfers and engagement in HIV care during the perinatal period across a network of healthcare centers in Lilongwe, Malawi	36
Escherichia coli induced matrix metalloproteinase-9 activity and type IV collagen degradation is regulated by progesterone in human maternal decidual	36