（1）Biography(Education, Employment, Professional Experiences and so on)：

Since 1995, Liu Xiaoyan has been working on the clinical front line of obstetrics and gynecology at Qilu Hospital of Shandong University. In 2015, she obtained her master’s degree from the School of Public Health, Shandong University. She has successively worked in obstetrics, gynecologic oncology, and family planning. She is currently the head nurse of obstetrics. She is proficient in obstetric nursing, especially in midwifery techniques, perinatal nursing management, breastfeeding, and critical care in obstetrics and gynecology, with extensive clinical experience.

In recent years, she has organized multiple national and provincial continuing education training programs. She has presided over several provincial, ministerial, and university-enterprise cooperative projects with a total funding of millions, participated in national-level projects, and obtained two national invention patents and multiple utility model patents, one of which has been successfully transformed. She has been awarded titles such as Outstanding Scientific and Technological Worker of Jinan and the Third Prize of Qilu Nursing Science and Technology Award. She has published more than 20 papers, including 4 SCI-indexed papers, and serves as a committee member in multiple academic associations such as the Chinese Nursing Association and Shandong Nursing Association.

（2）Research Areas：

Obstetric Nursing,

Midwifery Techniques,

Nursing Management

（3）Selected Projects (including title and funding support)：

1. The Fertility Effect of Multidimensional Well-being of Couples and Support Strategies Based on Time Allocation Theory (PI, 2023–2024).

2. Research and Technology Development of High-Protein Yogurt for Lactating Women (PI, 2023–2028).

3. Strategies for Infant Health Growth and Popularization Path of Health Knowledge (PI, 2022–2024).

4. New Exploration of Clinical Solutions for Differential Fetal Heart Monitoring Models in Late Pregnancy (PI, 2021–2023).

5. Effects of Different Umbilical Cord Clamping Timing on Full-term Neonates Delivered Vaginally (PI, 2020–2023).

（4）Selected Publications（including DOI）：

1.  Sex differences in neurodevelopment trajectories over the first 3 years, Child Neuropsychol, 2026, 27:1-15. [doi: 10.1080/09297049.2025.2599855.]

2. The association of maternal parenting stress, responsive caregiving and social-emotional competence of children aged 12-36 months: Undirected and Bayesian network analyses. Infant Behav Dev. 2025 Dec;81:102162. [doi: 10.1016/j.infbeh.]

3. Association between dietary intakes and pregnancy complications: a two-sample Mendelian randomization analysis, BMC Pregnancy Childbirth, 2025, 14;25(1):286. [doi: 10.1186/s12884-025-07385-7.]

4. The association between reproductive factors and frailty risk: a population-based analysis from the UK biobank. BMC Public Health. 2025 Feb 24;25(1):762. [doi: 10.1186/s12889-025-22012-y.]

5. Pregnancy conditions and outcomes of Chinese women with mild, moderate and severe pulmonary arterial hypertension, Hypertens Res, 2024, 47(9):2561-2573. [doi: 10.1038/s41440-024-01795-4.]

6. Rheumatoid arthritis and adverse pregnancy outcomes: a bidirectional two-sample mendelian randomization study, BMC Pregnancy Childbirth, 2024, 31;24(1):517. [doi: 10.1186/s12884-024-06698-3.]

7. Relationship between the natural cessation time of umbilical cord pulsation in full-term newborns delivered vaginally and maternal-neonatal outcomes: a prospective cohort study, BMC Pregnancy Childbirth, 2024, 24(1):236. [doi: 10.1186/s12884-024-06444-9.]

8. Negative parenting style and depression in adolescents: A moderated mediation of self-esteem and perceived social support, J Affect Disord, 2024, 15;345:149-156. [doi: 10.1016/j.jad.2023.10.132.]

9. The mediating role of menstrual irregularity on obesity and sexual function in Chinese women with pelvic floor disorders: a cross-sectional study, BMC Womens Health, 2023, 31;23(1):462. [doi: 10.1186/s12905-023-02594-8.]

10. Research trends of pregnancy with scarred uterus after cesarean: a bibliometric analysis from 1999 to 2018, J Matern Fetal Neonatal Med, 2022, 35(18):3555-3564. [doi:10.1080/14767058.2020.1830368]

11. Efficacy of Shenqi Jiangtang Granules-Assisted Western Medicine in the Treatment of Gestational Diabetes Mellitus (GDM), Iranian journal of public health, 2021, 50(11):2191-2201. [doi: 10.18502/ijph.v50i11.7573]

12. Risk factors for massive hemorrhage during the treatment of cesarean scar pregnancy: a systematic review and meta-analysis, Arch Gynecol Obstet, 2021, 303(2):321-328. [doi:10.1007/s00404-020-05877-9]

（5）Membership:

1. Committee Member, Obstetrics Professional Committee, Chinese Nursing Association

2. Committee Member, Midwifery Branch, Chinese Maternal and Child Health Association

3. Committee Member, Breastfeeding Research and Guidance Group, Obstetrics Professional 4.Committee, Chinese Research Hospital Association Vice-Chair, Perinatal Professional Committee, Shandong Nursing Association

5. Vice-Chair, Midwifery Professional Committee, Shandong Nursing Association

6. Honorary Chair, Midwifery Professional Committee, Jinan Association of Integrated Traditional Chinese and Western Medicine

（6）Awards & Honors:

Second Prize, Qilu Nursing Science and Technology Award (Second Author), 2025

Third Prize, Qilu Nursing Science and Technology Award (First Author), 2024